Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个高硬度、耐磨性的壳以及高韧性的芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需要的力度与材料的硬度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定的特性，如屈服强度、延展度、极限抗张强度、硬度、弯曲性、冲击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形断裂由表面硬度偏高造成,并提出解决断裂问题的合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主要论述了以奥氏体及索氏体为基体的高铬白口铁的组织和高温硬度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备的合成胶粉,产品硬度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一种具有高强度、高硬度、高模量以及良好无缺口抗冲击强度的特种橡胶制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白泡石侵蚀后造成玻璃硬度和密度的下降，钻刚玉侵蚀后造成硬度下降，但是密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘要采用化学成分分析、硬度测定、金相检验以及断口宏、微观分析等方法，断裂的摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬度测试、磨损测定，研了硼硫硼层组织和性能的影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提高氮化层硬度、增加氮化层深度，并氮化层的相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔硬度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘要采用宏、微观检验、化学成分分析和硬度测试等方法断头的排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料的性质，选择具有更大硬度范围，低磨损，优越承载能力的聚氨酯替代橡胶是明智的。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开口处附近呈瓷状光泽。贝所显现的丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造的纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊的硬度。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个高硬度、耐磨性的壳以及高韧性的芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需的力度与材料的硬度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定的特性，如屈服强度、延展度、极限张强度、硬度、弯曲性、击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形断裂由表面硬度偏高造成,并提出解决断裂问题的合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文述了以奥氏体及索氏体为基体的高铬白铁的组织和高温硬度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备的合成胶粉,产品硬度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一种具有高强度、高硬度、高模量以及良好无缺击强度的特种橡胶制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白泡石侵蚀后造成玻璃硬度和密度的下降，钻刚玉侵蚀后造成硬度下降，但是密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘采用化学成分分析、硬度测定、金相检验以及断宏、微观分析等方法，对断裂的摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬度测试、磨损测定，研了硼硫共渗对渗硼层组织和性能的影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提高氮化层硬度、增加氮化层深度，并对氮化层的相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔硬度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘采用宏、微观检验、化学成分分析和硬度测试等方法对断头的排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料的性质，选择具有更大硬度范围，低磨损，优越承载能力的聚氨酯替代橡胶是明智的。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开处附近呈瓷状光泽。贝所显现的丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造的纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊的硬度。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个高硬度、耐磨性的壳以及高韧性的芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需要的力度与材料的硬度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定的特性，如屈服强度、延展度、极限抗张强度、硬度、弯曲性、冲击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形由表面硬度偏高造成,并提出解决题的合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主要论述了以奥氏体及索氏体为基体的高铬口铁的组织和高温硬度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备的合成胶粉,产硬度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一种具有高强度、高硬度、高模量以及良好无缺口抗冲击强度的特种橡胶制。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

）泡石侵蚀后造成玻璃硬度和密度的下降，钻刚玉侵蚀后造成硬度下降，但是密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘要采用化学成分分析、硬度测定、金相检验以及口宏、微观分析等方法，对的摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬度测试、磨损测定，研了硼硫共渗对渗硼层组织和性能的影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提高氮化层硬度、增加氮化层深度，并对氮化层的相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔硬度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘要采用宏、微观检验、化学成分分析和硬度测试等方法对头的排气进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料的性质，选择具有更大硬度范围，低磨损，优越承载能力的聚氨酯替代橡胶是明智的。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开口处附近呈瓷状光泽。贝所显现的丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造的纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊的硬度。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个高硬度、耐磨性的壳以及高韧性的芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需要的力度与材料的硬度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验定的特性，如屈服强度、延展度、极限抗张强度、硬度、弯曲性、冲击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形断裂由表面硬度偏高造成,并提断裂问题的合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主要论述了以奥氏体及索氏体为基体的高铬白口铁的组织和高温硬度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备的合成胶粉,产品硬度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一种具有高强度、高硬度、高模量以及良好无缺口抗冲击强度的特种橡胶制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白蚀后造成玻璃硬度和密度的下降，钻刚玉蚀后造成硬度下降，但是密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘要采用化学成分分析、硬度测定、金相检验以及断口宏、微观分析等方法，对断裂的摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬度测试、磨损测定，研了硼硫共渗对渗硼层组织和性能的影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提高氮化层硬度、增加氮化层深度，并对氮化层的相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔硬度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘要采用宏、微观检验、化学成分分析和硬度测试等方法对断头的排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料的性质，选择具有更大硬度范围，低磨损，优越承载能力的聚氨酯替代橡胶是明智的。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开口处附近呈瓷状光泽。贝所显现的丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造的纤锌矿型氮化硼和朗斯代尔数量很少，直到现在，也没有一个人发现它们令人吃惊的硬度。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个高硬度、耐磨性壳以及高韧性芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需要力度与材料硬度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定特性，如屈服强度、延展度、极限抗张强度、硬度、弯曲性、冲击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形断裂由表面硬度偏高造成,并提出解决断裂问题合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主要论述了以奥氏体及索氏体为基体高铬白口铁和高温硬度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备合成粉,产品硬度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质一种具有高强度、高硬度、高模量以及良好无缺口抗冲击强度特种制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白泡石侵蚀后造成玻璃硬度和密度下降，钻刚玉侵蚀后造成硬度下降，但密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘要采用化学成分分析、硬度测定、金相检验以及断口宏、微观分析等方法，对断裂摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬度测试、磨损测定，研了硼硫共渗对渗硼层和性能影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提高氮化层硬度、增加氮化层深度，并对氮化层相成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔硬度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘要采用宏、微观检验、化学成分分析和硬度测试等方法对断头排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料性质，选择具有更大硬度范围，低磨损，优越承载能力聚氨酯替代明智。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开口处附近呈瓷状光泽。贝所显现丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层硬度高、研磨性强，钻头选型困难，特别在高密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊硬度。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个硬、耐磨性壳以及韧性芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需要力与材料硬成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定特性，如屈服、延展、极限抗张、硬、弯曲性、冲击等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形断裂由表面硬偏造成,并提出解决断裂问题合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主要论述了以奥氏及索氏为基铬白口铁组织和温硬。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备合成胶粉,产品硬大,光泽好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一种具有、硬、模量以及良好无缺口抗冲击特种橡胶制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白泡石侵蚀后造成玻璃硬和密下降，钻刚玉侵蚀后造成硬下降，但是密却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘要采用化学成分分析、硬测定、金相检验以及断口宏、微观分析等方法，对断裂摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬测试、磨损测定，研了硼硫共渗对渗硼层组织和性能影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提氮化层硬、增加氮化层深，并对氮化层相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽计，铝笔硬计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘要采用宏、微观检验、化学成分分析和硬测试等方法对断头排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料性质，选择具有更大硬范围，低磨损，优越承载能力聚氨酯替代橡胶是明智。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬大约5左右。开口处附近呈瓷状光泽。贝所显现丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层硬、研磨性，钻头选型困难，特别是在密条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊硬。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个高硬度、耐磨性的壳以及高韧性的芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需的力度与材料的硬度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定的特性，如屈服强度、延展度、极限张强度、硬度、弯曲性、冲击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形断裂由表面硬度偏高造成,并提出解决断裂问题的合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主了以奥氏体及索氏体为基体的高铬白铁的组织和高温硬度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备的合成胶粉,产品硬度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一种具有高强度、高硬度、高模量以及良好无冲击强度的特种橡胶制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白泡石侵蚀后造成玻璃硬度和密度的下降，钻刚玉侵蚀后造成硬度下降，但是密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘采用化学成分分析、硬度测定、金相检验以及断宏、微观分析等方法，对断裂的摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬度测试、磨损测定，研了硼硫共渗对渗硼层组织和性能的影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提高氮化层硬度、增加氮化层深度，并对氮化层的相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔硬度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘采用宏、微观检验、化学成分分析和硬度测试等方法对断头的排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料的性质，选择具有更大硬度范围，低磨损，优越承载能力的聚氨酯替代橡胶是明智的。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开处附近呈瓷状光泽。贝所显现的丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造的纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊的硬度。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面硬化包含一个高硬度、耐磨性的壳以及高韧性的芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需要的力度与材料的硬度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定的特性，如屈服强度、延展度、极限抗张强度、硬度、弯曲性、冲击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形和环形断裂由表面硬度偏高造成,并提出解决断裂问题的合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主要论述了以奥氏体及索氏体为基体的高铁的组织和高温硬度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备的合成胶粉,产品硬度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一有高强度、高硬度、高模量以及良好无缺抗冲击强度的特橡胶制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）泡石侵蚀后造成玻璃硬度和密度的下降，钻刚玉侵蚀后造成硬度下降，但是密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘要采用化学成分分析、硬度测定、金相检验以及断宏、微观分析等方法，对断裂的摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、硬度测试、磨损测定，研了硼硫共渗对渗硼层组织和性能的影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提高氮化层硬度、增加氮化层深度，并对氮化层的相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品质，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔硬度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘要采用宏、微观检验、化学成分分析和硬度测试等方法对断头的排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色和浇铸料的性质，选择有更大硬度范围，低磨损，优越承载能力的聚氨酯替代橡胶是明智的。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

硬度大约5左右。开处附近呈瓷状光泽。贝所显现的丝状火焰纹结构和美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造的纤锌矿型氮化硼和朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊的硬度。

Casehardening involves a change of surface properties to produce ahard,wear-resistant shell about a tough,fracture-resistant core.

表面化包含一个度、耐磨性的壳以及韧性的芯。

The amount of force needed is inversely proportional to the rigidity of the material.

需要的力度与材料的度成反比。

Properties determined by mechanical testing, such as yield strength, ductility, ultimate tensile strength, hardness, bendability, impact strength, etc.

由机械试验决定的特性，如屈服强度、延展度、极限抗张强度、度、弯曲性、冲击强度等。

Ungula and ring fracture are due to higher surface hardness.The rational suggestions to settle fracture are put forward.

爪形环形断裂由表面度偏造成,并提出解决断裂问题的合理化建议。

The paper deals with the microstructrures and hight-temperatrure hardness of highchromium white cast iron with the austenitic and sorbitic matrices.

本文主要论述了以奥氏体及索氏体为基体的铬白口铁的组温度。

The production tests showed that the rigidity,luster and variegation degree of flower cores can be improved using the compound glue.

生产性实验表明,在花芯制备中加入本研制备的合成胶粉,产品度大,光泽度好,着色容易。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

胶是一种具有强度、度、模量以及良好无缺口抗冲击强度的特种胶制品。

The white afrodite erosion creates the reducing of glass hardness and density,AZS corrosion creates hardness to descend,but the density to raise.

门）白泡石侵蚀后造成玻璃度密度的下降，钻刚玉侵蚀后造成度下降，但是密度却有所上升。

Fracture motorbicycle piston was analysed by means of chemical composition analysis, hardness testing, metallographic examination, and the macro and micro-fractography analysis.

摘要采用化学成分分析、度测定、金相检验以及断口宏、微观分析等方法，对断裂的摩托车活塞进行了分析。

By means of analysis, hardness test, abrasion test, this paper studies the effect of boron-sulphurizing on microstructure and properties of boronized layer.

通过金相分析、度测试、磨损测定，研了硼硫共渗对渗硼层组性能的影响。

The results show that the titanium can increase the hardness and depth of the nitro-layer,and affect the phose composition of the nitro-layer.

钛能提氮化层度、增加氮化层深度，并对氮化层的相组成有影响。

We have introduced Japanese Minolta, computerized color spectrometer, coating thickness tester, vancometer, pencil hardometer, water spraying machines and the like professional inspection equipment.

为确保品，公司还引进日本美能达，电脑色差分光仪，膜厚机，光泽度计，铝笔度计，水喷雾机等一批专业检测设备。

Analysis of the Stem-fillet blend fracture of exhaust valve was conducted by means of macroexamination, microstructure examination, chemical composition analysis and hardness test.

摘要采用宏、微观检验、化学成分分析度测试等方法对断头的排气门进行了分析。

Considering its colourable and castable nature, its extended hardness range, low wear and superior load bearing capacity, polyurethane is a smart substitute for rubber.

考虑到着色浇铸料的性，选择具有更大度范围，低磨损，优越承载能力的聚氨酯替代胶是明智的。

With a hardness of approximately 5 and a porcellaneous luster near its lip, the shell exhibits a silky flame structure very similar to the pearl itself.

度大约5左右。开口处附近呈瓷状光泽。贝所显现的丝状火焰纹结构美乐珠很类似。

The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.

深部井段地层的度、研磨性强，钻头选型困难，特别是在密度条件下机械钻速低。

Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.

天然存在或者实验室制造的纤锌矿型氮化硼朗斯代尔石数量很少，直到现在，也没有一个人发现它们令人吃惊的度。