2) hard rock TBM
硬岩掘进机
1.
The normal working conditions of the cutters of hard rock TBMs is described,the mechanical factors of the cutters are defined,mechanical analysis and failure analysis are made for the cutters and countermeasures are recommended to control the mechanical conditions of the cutters so as to avoid premature failure of the cutters.
通过对硬岩掘进机刀具的一般工作状态描述,界定了刀具的受力要素,对刀具进行了受力分析及失效状态分析,提出了控制刀具受力状态、防止刀具过早失效的措施。
3) TBM for hard rock boring
硬岩隧洞掘进机
1.
Management of cutter-heads of TBM for hard rock boring;
硬岩隧洞掘进机(TBM)刀具的管理
4) hard rock tunnelling boring machine
硬岩隧道掘进机
5) open hard rock TBM
敞开式硬岩隧洞掘进机
6) rock drivage
岩巷掘进
1.
This paper analyzes on and probes into the factors influencing the speed of rock drivage such as the cyclical footage, drift forming, blasting efficiency, hole depth, and organizational management, etc.
对影响岩巷掘进速度的循环进尺、巷道成型、爆破效率、炮眼深度、组织管理等因素进行了分析探讨。
2.
At present,in the building of new shaft,rock drivage takes 40%-50% of whole project,and the construction takes 35%-50%.
目前,在新井建设中,岩巷掘进工程量一般约占总工程量的40%~50%,施工工期占35%~50%。
补充资料：半煤岩巷掘进
见煤巷掘进。
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