针对井下单体液压支柱上所使用的弹性圆柱销加工中所出现的裂纹问题，进行了分析并提出了解决办法。

In this paper crackle problem in the processing of elastic pin which is used in underground single hydraulic support is analyzed on mechanics and resolution is put forward.

youdao

针对井下单体液压支柱上所使用的弹性圆柱销加工中所出现的裂纹问题，进行了分析并提出了解决办法。

In this paper crackle problem in the processing of elastic pin which is used in underground single hydraulic support is analyzed on mechanics and resolution is put forward.

youdao