... sinking bucket crosshead ==> 吊桶导向架 sinking by boring ==> 钻井法凿井 sinking compartment ==> 凿井格 ...
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钻井法凿井
Drilling a well
以上为机器翻译结果，长、整句建议使用 人工翻译 。
本文分析了钻井法凿井中所出现的钻井活塞效应问题及带来的危害．提出了解决钻井活塞效应的方向和途径。
This paper analyses the piston effect problem in dellling shaft sinking method and its detriments. In the meantime, the approaches of solving the problem are proposed by the author.
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