论述了冲击钻钻孔灌注桩施工工艺及断桩和桩身夹泥的处理措施。
The processing measure was introduccd by the impact drilling filling pile construction craft and broken pile and the pile body clamps the putty.
汶川地震断裂带科学钻探项目一号孔(WFSD - 1)钻遇了30多米的断层泥。
The first drilling hole of the Wenchuan earthquake fault science drilling project (WFSD-1) experienced up to more than 30 meters of the fault gouge drilling process.
它是将陆地定向钻技术与水下人工攻泥器技术相结合，构成一种新的可控穿千斤攻泥器。
It is a combine of directional drilling technique on land and manual mud-penetrator technique undersea.
针对钻头包泥堵钻和钙质胶结层难以进尺等影响钻进效率的几个问题，对刮刀钻头结构进行了改进设计，并取得了令人满意的效果。
Aimed at resolve the several problems which affect drilling efficiency, such as balling up and calcareous cementation, the design of blade bits was modified.
气体钻井由于其机械钻速快，能有效防止水敏性泥页岩坍塌，杜绝井漏。
The gas drilling technology is increasingly applied these days due to its high ROP, effective prevention of the cave-in of water-sensitive shales and the capability to eliminate lost circulations.
在那些日子里的有些问题是解决与喷嘴除了喷洒雾状水，把钻孔成泥提出的尘埃钻，但这种抑制挖掘工作。
The problem in those days was somewhat resolved with an addition of a nozzle to the drill which sprayed a mist of water, turning dust raised by drilling into mud, but this inhibited mining work.
在那些日子里的有些问题是解决与喷嘴除了喷洒雾状水，把钻孔成泥提出的尘埃钻，但这种抑制挖掘工作。
The problem in those days was somewhat resolved with an addition of a nozzle to the drill which sprayed a mist of water, turning dust raised by drilling into mud, but this inhibited mining work.
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