1) rolling broken-rock
滚动破岩
2) rock-breaking cutters
破岩滚刀
1.
Analysis and prevention for the seal failure of rock-breaking cutters;
破岩滚刀密封失效原因分析与防治
3) slip rock-broken
滑动破岩
4) The rock is rolling.
岩石在滚动.
5) welded teeth cut rock hobbing drill bit
焊齿破岩滚刀钻头
1.
The paper primarily introduced drilling working principles of welded teeth cut rock hobbing drill bits and its drilling technical parameters in the piling construction, and repair of hobbing teeth and effect of application.
焊齿破岩滚刀钻头适应多种地层钻进，本文主要介绍了焊齿破岩滚刀钻头的钻进工作原理、在桩基施工中的钻进技术参数、滚刀刀齿的修复及应用效果。
6) cuttings roller recovery
岩屑滚动回收率
补充资料：破梆破羣
1.旧时牌戏术语。二条﹑二万﹑八饼一副叫"梆子";三条﹑三万﹑七饼一副叫"羣子"。梆子中缺饼子叫"破梆"，群子中缺饼子叫"破羣"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条