Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

用石膏模浇注法生产出了含化和粒状填料的耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加工硬化、电弧烛接和耐冲击的特性，可磨削但不可机械无加工磁性的钢结硬质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

棒两端安装孔处的隙缝应用石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类硬质合成形剂的特点和区分方法,介绍了一种新型硬质合成形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)的镍基单晶高温合在热处理和过程中的化物演化机制以及各种化物对合性能的影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂簿壁孔精加工为例，介绍了硬质合扩铰复合刀具的设计、结构参数、使用情况及应用效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本上解决了化物偏析和粗大的问题，但其工艺复杂，成本过高，应用受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡属双功能催化剂和过渡属氮化物、化物和氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部应力集中处萌生，该处马氏体含量比较大，化物及夹杂物较多，氢的偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利用电石渣生产水泥熟料工艺的特点,认为选择新型干法预烘干干磨干烧工艺是最具发展前途的工艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿压痕、基体化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

用石膏模法生产出了含碳化硅和粒状填料的耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加工硬化、电弧烛接和耐冲击的特性，可磨削但不可机械无加工磁性的钢结硬质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装孔处的隙缝应用石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类硬质合成形剂的特点和区分方法,介绍了一种新型硬质合成形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳的镍基单晶高温合在热处理和持久过程中的碳化物演化机制以及各种碳化物对合持久性能的影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂簿壁孔精加工为例，介绍了硬质合扩铰复合刀具的设计、结构参数、使用情况及应用效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本了碳化物偏析和粗大的问题，但其工艺复杂，成本过高，应用受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡属双功能催化剂和过渡属氮化物、碳化物和碳氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部应力集中处萌生，该处马氏体含量比较大，碳化物及夹杂物较多，氢的偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利用电石渣生产水泥熟料工艺的特点,认为选择新型干法预烘干干磨干烧工艺是最具发展前途的工艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿压痕、基体碳化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

石膏模浇注法生产出了含碳化硅和粒状填料的耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加工硬化、电弧烛接和耐冲击的特性，可磨削但不可机械无加工磁性的钢结硬质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装孔处的隙缝石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类硬质合成剂的特点和区分方法,介绍了一种新型硬质合成剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳的镍基单晶温合在热处理和持久过程中的碳化物演化机制以及各种碳化物对合持久性能的影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂簿壁孔精加工为例，介绍了硬质合扩铰合刀具的设计、结构参、使情况及效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本上解决了碳化物偏析和粗大的问题，但其工艺杂，成本过，受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡属双功能催化剂和过渡属氮化物、碳化物和碳氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部力集中处萌生，该处马氏体含量比较大，碳化物及夹杂物较多，氢的偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利电石渣生产水泥熟料工艺的特点,认为选择新型干法预烘干干磨干烧工艺是最具发展前途的工艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机锯条的分齿压痕、基体碳化物状况以及材料中的残存元素等对机锯条的韧性有不同程度的影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

用石膏模浇注法生产出了含碳化硅和粒状填料的耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加工硬化、电弧烛接和耐冲击的特性，可磨削但不可机械无加工磁性的钢结硬质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装孔处的隙缝应用石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类硬质合形剂的特点和区分方法,介绍了一种新型硬质合形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳的镍基单晶高温合在热处理和持久程中的碳化物演化机制以及各种碳化物对合持久性能的影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以厂簿壁孔精加工为例，介绍了硬质合扩铰复合刀具的设计、结构参数、使用情况及应用效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根上解决了碳化物偏析和粗大的问题，但其工艺复杂，高，应用受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,渡属双功能催化剂和渡属氮化物、碳化物和碳氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部应力集中处萌生，该处马氏体含量比较大，碳化物及夹杂物较多，氢的偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利用电石渣生产水泥熟料工艺的特点,认为选择新型干法预烘干干磨干烧工艺是最具发展前途的工艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿压痕、基体碳化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

用石膏模浇注法生产出了含碳化硅和粒状填料耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加工化、电弧烛接和耐冲击特性，可磨削但不可机械无加工磁性质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装孔处隙缝应用石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类质合成形剂特点和区分方法,介绍了一种新型质合成形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳镍基单晶高温合在热处理和持久过程中碳化物演化机制以及各种碳化物对合持久性能。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂簿壁孔精加工为例，介绍了质合扩铰复合刀具设计、构参数、使用情况及应用效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本上解决了碳化物偏析和粗大问题，但其工艺复杂，成本过高，应用受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡属双功能催化剂和过渡属氮化物、碳化物和碳氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部应力集中处萌生，该处马氏体含量比较大，碳化物及夹杂物较多，氢偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利用电石渣生产水泥熟料工艺特点,认为选择新型干法预烘干干磨干烧工艺是最具发展前途工艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

果证明，机用锯条分齿压痕、基体碳化物状况以及材料中残存元素等对机用锯条韧性有不同程度。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

用石膏模浇注法生产出了含碳化硅和粒状填料的耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有硬化、电弧烛接和耐冲击的特性，可磨削但不可机械磁性的钢结硬质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装处的隙缝应用石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类硬质合成形剂的特点和区分方法,介绍了一种新型硬质合成形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳的镍基单晶高温合在热处理和持久过程中的碳化物演化机制以及各种碳化物对合持久性能的影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂精为例，介绍了硬质合扩铰复合刀具的设计、结构参数、使用情况及应用效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本上解决了碳化物偏析和粗大的问题，但其艺复杂，成本过高，应用受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡属双功能催化剂和过渡属氮化物、碳化物和碳氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部应力集中处萌生，该处马氏体含量比较大，碳化物及夹杂物较多，氢的偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利用电石渣生产水泥熟料艺的特点,认为选择新型干法预烘干干磨干烧艺是最具发展前途的艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿压痕、基体碳化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

用石膏模浇注法生产出了含碳硅和粒状填料耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加工、弧烛接和耐冲击特性，可磨削但不可机械无加工磁性钢结质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装孔处隙缝应用石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类质合成形剂特点和区分方法,介绍了一种新型质合成形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳镍基单晶高温合在热处理和持久过程中碳物演机制以及各种碳物对合持久性能影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂簿壁孔精加工为例，介绍了质合扩铰复合刀具、结构参数、使用情况及应用效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本上解决了碳物偏析和粗大问题，但其工艺复杂，成本过高，应用受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催剂可以分为两类,过渡属双功能催剂和过渡属氮物、碳物和碳氧物催剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部应力集中处萌生，该处马氏体含量比较大，碳物及夹杂物较多，氢偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利用石渣生产水泥熟料工艺特点,认为选择新型干法预烘干干磨干烧工艺是最具发展前途工艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条分齿压痕、基体碳物状况以及材料中残存元素等对机用锯条韧性有不同程度影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧钙转率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

用石膏模浇注法生产出了含碳化硅和粒状填料的耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加硬化、电弧烛接和耐冲击的特性，可磨削不可机械无加磁性的钢结硬质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装孔处的隙缝应用石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类硬质合成形剂的特点和区分方法,介绍了一种新型硬质合成形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳的镍基单高温合在热处理和持久过程中的碳化物演化机制以及各种碳化物对合持久性能的影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂簿壁孔精加为例，介绍了硬质合扩铰复合刀具的设计、结构参数、使用情况及应用效果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本上解决了碳化物偏析和粗大的问题，艺复杂，成本过高，应用受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡属双功能催化剂和过渡属氮化物、碳化物和碳氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部应力集中处萌生，该处马氏体含量比较大，碳化物及夹杂物较多，氢的偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利用电石渣生产水泥熟料艺的特点,认为选择新型干法预烘干干磨干烧艺是最具发展前途的艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机用锯条的分齿压痕、基体碳化物状况以及材料中的残存元素等对机用锯条的韧性有不同程度的影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。

Thermoresistant saggers containing silicon carbide and granular filler were produced through slip casting in plaster mould.

石膏模浇注法生产出了含碳化硅和粒的耐热匣钵。

It has properties of hardening after malleablization,arc welding and impact resistance.It can grind but can not machining demagnitized steel-bonded carbide.

具有加工硬化、电弧烛接和耐冲击的特性，可磨削但不可机械无加工磁性的钢结硬质合。

The rifts at both installation holes of the silicon carbide rod ends shall be blocked by asbest rope.

硅碳棒两端安装孔处的隙缝石棉绳堵塞。

The characteristic and distinguished method of two classificatory cemented carbide binder is expatiated.It is recommended that GBY is a new cemented carbide binder.

阐述了两大类硬质合成形剂的特点和区分方法,介绍了一种新型硬质合成形剂-GBY。

Transformation mechanism of carbides and their effect on the stress rupture property were investigated in a Ni-base single crystal superalloy with microcontent of carbon.

研究了一种含微量(0.015%)碳的镍基单晶高温合在热处理和持久过程中的碳化物演化机制以及各种碳化物对合持久性能的影响。

Taking the superfinishing of thin-wall hole machining as an example, the design and application of combined carbide core drill and reamer are introduced.

以本厂簿壁孔精加工为例，介绍了硬质合扩铰复合刀具的设计、结构参数、使情况及果。

Although PM has solved the problem of carbide segregation and crassitude fundamentally, it has complicated technics and extortionate cost, so restricts its application.

粉末冶虽然从根本上解决了碳化物偏析和粗大的问题，但其工艺复杂，成本过高，受到限制。

The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.

目前,正丁烷脱氢异构催化剂可以分为两类,过渡属双功能催化剂和过渡属氮化物、碳化物和碳氧化物催化剂。

The crack initiates at stress concentration point in the root of weld, where has much more martenite, carbide and inclusion, and the serious hydrogen segregation.

裂纹均在焊缝根部力集中处萌生，该处马氏体含量比较大，碳化物及夹杂物较多，氢的偏聚现象严重。

The characteristics of each cement clinker process by carbide slag in domestic were analysed. dry prebaking, dry grinding, and dry burn process are best prospective.

分析了国内各种利电石渣生产水泥熟工艺的特点,认为选择新型干法预烘干干磨干烧工艺是最具发展前途的工艺。

It is proved that the pressmark of tooth root, the state of carbide and remanentelements in the material have different effects on the toughness of POwer hacksaw blades.

结果证明，机锯条的分齿压痕、基体碳化物况以及材中的残存元素等对机锯条的韧性有不同程度的影响。

The results of research show that the impurity of infusibility and metal ion has been removed after the leaching of calcium carbide residue, and the transform rate of hydrated lime up to about 88%.

研究表明,电石渣经浸取后不溶性杂质与属离子杂质都被除去,氢氧化钙转化率为88%左右。