1) rock breaking mechanism
破岩机理
1.
Based on the rock breaking mechanism, rig equipment and surface conditions, the drilling bit comb ined with super high pressure water jet is designed with no change of the struct ures of three cone roller bits.
根据破岩机理、井队设备与地面条件,不改变原来三牙轮钻头的结构,设计了超高压射流辅助钻井钻头。
2.
The rock breaking mechanism of impact rotary roofbolter in drilling was analyzed.
在对冲击旋转钻孔破岩机理进行分析的基础上 ,制定出冲击旋转式锚杆钻机结构方案 ,并对其结构原理和特点作了论述 。
3.
The principle of rock breaking mechanism by TBM is discussed and the action of rock breaking angle is emphasized.
通过地应力对破岩影响的分析 ,对 TBM破岩机理进行了研究 ,着重考虑了岩石破裂角对破岩效果的影响。
2) rock-breaking mechanism
破岩机理
1.
Initial research on rock-breaking mechanism for gas drilling in Xushen Gas Field;
徐深气田气体钻井破岩机理的初步研究
2.
On the basis of analyzing the mechanism of the hydraulic pulse, the rock-breaking mechanism of themechanical cut-out hydraulic pulse is discussed by using transient flow theory, the working principle and its structural characters of SLPMC mechanical cut-out hydraulic pulse tool are introduced.
在分析水力脉冲产生机理的基础上,探讨了基于瞬变流理论的机械阻断式水力脉冲破岩机理,介绍了SLPMC机械阻断式水力脉冲工具的工作原理及结构特点,简单叙述了该工具在胜利油田进行的2口井的现场试验情况。
3) Mechanism of the rock fragmentation by blasting
爆破破岩机理
4) rock blasting mechanism
岩石爆破机理
5) ro ck crush mechanism
岩石破碎机理
6) mechanism of rock fracture
岩石破裂机理
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