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- excavation by drilling jumbo 台车开挖
- Valuable deposits of oil have been found by drilling. 通过钻探发现很有开采价值的油层。
- I learn Chinese characters by drilling them into my head. 我用死记硬背的方式学汉字。
- Valuable deposits of oil have been found by drilling . 通过钻探发现很有开采价值的油层.
- To form(a tunnel, for example) by drilling, digging, or burrowing. 用钻、挖或掘的方式打通(如,隧道)
- The implementation of accurate boom location of drilling Jumbo at the driv-ing place is a key link to improve the drilling-blasting effects. 在掘进工作面上实现凿岩台车钻臂的准确定位是提高凿岩爆破效果的重要环节。
- The Indus civilization was brought to light in excavation by Sir John Marshall in the 1920s. 印度河文化是约翰·马歇尔爵士20世纪20年代进行的发掘中发现的。
- Based on similarity theory physical model is employed to study shaft excavation by one-step deep-hole basting. 在相似理论分析基础上,对一次爆破成井4种天井断面布孔形式进行室内模型试验。
- Ventilation is a very important process in rock excavation by blasting in underground engineering. 地下工程钻爆开挖过程中,通风排烟是重要的一环。
- Remove stem assembly (A) and lock setting by drilling hole and inserting dowel pin (C). 拆卸阀杆总成(A),并且通过钻孔锁定设置和插入定位销(C)。
- The site has been excavated by archaeologists. 这个遗址已被考古学家发掘出来。
- An engineering example of the excavation by controlled blasting for various small transect pile-wells in downtown districts is introduced. 介绍了在闹市区对多种小断面桩井采用控制爆破技术进行开挖的工程事例。
- All existing web cracks were arrested by drilling 19 mm holes at the ends of the cracks. 所有已存在的腹板裂纹都在裂纹端部钻19mm的孔止裂。
- Discussion on ventilation design for long tunnel excavated by drill and blasting method 长隧道钻爆法施工通风系统设计探讨
- The heat contained in a natural steam field is exploited by drilling a suitable number of wells down to the reservoir. 天然蒸气田所含有的热能可以通过钻井的方法,即打适当数量的井孔到达热储的方法进行开采。
- A deeper understanding of business process flow, gained by drilling down into applications. 通过深入应用程序内部,得到对业务流的更为深入的理解。
- Vibration above neutral point of stem caused by eddy movement and collision and inhibited by drilling fluid damp during transmitting upward. 涡动和碰撞引起的中性点及中性支以上的振动,在向上传播过程中被钻井液阻尼抑制;
- UP-to-date high efficiency drill jumbo in operation 先进高效的凿岩台车在凿岩
- Because of the small mine, usually the ore was excavated by hand. 由于矿体小,传统印石采制主要是手工挖掘。
- Ten patients with TMH were saved through bedside ventricular drainage by drilling skull. 抢救成活7例,死亡3例。年龄在9-41岁之间。