Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿破方案，达到了理想的崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中发挥作用,如改善破效果,失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵矮的护壁挡住从炉膛里喷出的火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室的改造,增加抛丸头,提高了清砂质量及效率,进一步改善了铸件的外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束破的竖向震动，采用延时破方式进行模拟天然地震的试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

破荷载对锚固梁作用的研究是水电工程防灾减灾的一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹的扩展以及与螺旋角等的关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂破与普通预裂破相比,破效果明显提高,能有效地控制预裂缝的扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果下周边破的适宜参数,并对冻土的破机理和破对冻结管的影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤崩矿破方案，达到了理想崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中用,如改善破效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮护壁挡住从炉膛里喷出火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室改造,增加抛丸头,提高了清砂质量及效率,进一步改善了铸件外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束破竖向震动，采用延时破方式进行模拟天然地震试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

破荷载对锚固梁用研究是水电工程防灾减灾一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹扩展以及与螺旋角等关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂破与普通预裂破相比,破效果明显提高,能有效地控制预裂缝扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果下周边破适宜参数,并对冻土破机理和破对冻结管影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿破方案，达到了理想崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中发挥作用,如善破效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮护壁挡住从炉膛里喷出火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室,增加抛丸头,提高了清砂质量及效率,进一步善了铸件外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束破竖向震动，采用延时破方式进行模拟天然地震试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

破荷载对锚固梁作用研究是水电工程防灾减灾一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹扩展以及与螺旋角等关系，具有重要意。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂破与普通预裂破相比,破效果明显提高,能有效地控制预裂缝扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果下周边破适宜参数,并对冻土破机理和破对冻结管影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿破方案，达到了崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中发挥作用,如改善破效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮护壁挡住从炉膛里喷出火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清改造,增加抛丸头,提高了清砂质量及效率,进一步改善了铸件外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束破竖向震动，采用延时破方式进行模拟天然地震试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

破荷载对锚固梁作用研究是水电工程防灾减灾一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹扩展以及与螺旋角等关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂破与普通预裂破相比,破效果明显提高,能有效地控制预裂缝扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果下周边破适宜参数,并对冻土破机和破对冻结管影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿破方案，达到理想的崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中发挥作用,如改善破效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮的护壁挡住从炉膛里喷出的火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室的改造,增加抛丸头,提高清砂质量及效率,进一步改善件的外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束破的竖向震动，采用延时破方式进行模拟天然地震的试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

破荷载对锚固梁作用的研究是水电工程防灾减灾的一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹的扩展以及与螺旋角等的关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂破与普通预裂破相比,破效果明显提高,能有效地控制预裂缝的扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得较好效果下周边破的适宜参数,并对冻土的破机理和破对冻结管的影响问题进行探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿方案，达到了理想的崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于区监测以外,还可在矿山日常生产中发挥作用,如改善效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮的护壁挡住从炉膛里喷出的火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室的改造,增加抛丸头,提高了清砂质量及效率,进一步改善了铸件的外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束的竖向震动，采用延时方式进行模拟天然地震的试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

荷载对锚固梁作用的研究是水电工程防灾减灾的一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹的扩展以及与螺旋角等的关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂与普通预裂相比,效果明显提高,能有效地控制预裂缝的扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果周边的适宜参数,并对冻土的理和对冻结管的影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿方案，达到了理想的崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中发挥作用,如改善效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮的护壁挡住从炉膛里喷出的火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室的改造,增加抛丸头,提高了清砂质量及效率,进一步改善了铸件的外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束的竖向震动，采用延时方式进行模拟天然地震的试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

荷载对锚固梁作用的研究是水电工程防灾减灾的一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹的扩展以及与螺旋角等的关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂与普通预裂相比,效果明显提高,能有效地控制预裂缝的扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果下周的适宜参数,并对冻土的机理和对冻结管的影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿方案，达到了理想的崩矿果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中发挥作用,如改善果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮的护壁挡住从炉膛里喷出的火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室的改造,增加抛丸头,提高了清砂质量及率,进一步改善了铸件的外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束的竖向震动，采用延时方式进行模拟天然地震的试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

荷载对锚固梁作用的研究是水电工程防灾减灾的一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹的扩展以及与螺旋角等的关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂与普通预裂相比,果明显提高,能有地控制预裂缝的扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好果下周边的适宜参数,并对冻土的机理和对冻结管的影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除去铁锈、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿破方案，达到了理想的崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下测以外,还可在矿山日常生产中发挥作用,如改善破效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮的护壁挡住从炉膛里喷出的火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室的改造,增加抛丸头,提高了清砂质量及效率,进一步改善了铸件的外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束破的竖向震动，采用延时破方式进行模拟天然地震的试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

破荷载对锚固梁作用的研究是水电工程防灾减灾的一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹的扩展以及与螺旋角等的关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂破与普通预裂破相比,破效果明显提高,能有效地控制预裂缝的扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果下周边破的适宜参数,并对冻土的破机理和破对冻结管的影响问题进行了探讨。

Remove rust, millscale and other loose material by abrasive blasting or power tool cleaning.

用喷砂或其他电动工具除、氧化皮等。

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿方案，达到了理想的崩矿效果。

In addition,CMS can be used to improve blasting efficiency and verify actual stope and orepass dilution.

CMS除用于井下空区监测以外,还可在矿山日常生产中发挥用,如改善效果,降低损失贫化等。

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.

有一堵低矮的护壁挡住从炉膛里喷出的火焰。

Through altering the Q365 shot blasting house,abrator head can raise the quality of sand cleaning,and improve the appearance of casting.

通过对Q365抛丸清理室的改造,增加抛丸头,提高了清砂质量及效率,进一步改善了铸件的外观质量。

The tests research of blasting vibration simulating earthquake were carried out by a reinforced concrete pipe embedded landscape orientation and hangfire.

摘要通过埋置钢筋混凝土管约束的竖向震动，采用延时方式进行模拟天然地震的试验研究。

The effect of blasting load on anchored birder is a hot research issue in disaster prevention and mitigation of hydroelectricity project.

荷载对锚固梁用的研究是水电工程防灾减灾的一个热点问题。

To the following surface treatment: sand blasting, oxidation, corrosion, laser carving, wholesale, laser welding, polishing, lampworking, PVD vacuum electroplating, oil-filled fonts.

能进行以下表面处理: 喷砂,氧化,腐蚀,镭雕,批发,激光焊接,抛光,拉丝,PVD真空电镀,字体填油.

The result indicates that the orientation of rock blasting in this ore deposit is closely related to the capacity to resist monaxial press.

研究表明,该矿岩石岩倾向性与其单轴抗压强度强烈相关。

Model testing study is made on prefabricated spiral V-notch blasting, and hydromatic method is used to simulate the quasi-static process in blasting of explosive.

因此，研究螺旋切槽裂纹的扩展以及与螺旋角等的关系，具有重要意义。

Compared with the conventional presplitting methods, the shaped charge is obviously more effective in presplitting blasting and especially useful in controlling the presplitting slots.

聚能预裂与普通预裂相比,效果明显提高,能有效地控制预裂缝的扩展。

Suitable parameters of perimeter blasting were obtained with good results.In the final, the paper discussed the blasting mechanism of the frozen soil and the blastin...

通过试验获得了较好效果下周边的适宜参数,并对冻土的机理和对冻结管的影响问题进行了探讨。