Using my knife, I attempted to pry the metallic casing off, thinking it a cowl for the actual finger beneath. This proved futile as the substance resisted all attempts at penetration.
我以为这截玩意是戴在真手指上的套子，所以想用小刀试着将这个金属部分撬出来，但那物质坚硬无比，撬了半天还是丝毫不动。
But in case it has to evacuate the area around the damaged well, which lies some 50 miles off the Louisiana coast, BP also placed a special plug inside the well's casing.
但是为了预防，必须从离路易斯安那海岸大约50英里的毁坏的油井附近区域撤离，BP也在油井盒里放置了一个特殊的塞子。
The main reason that casing falls to the hole by breaking off thread is casing thread quality can't reach the criteria, and the management of casing running into the hole is not strict.
套管脱扣落井的主要原因是套管扣加工质量达不到规范要求，以及套管入井管理不严造成的。
The water shutoff technology with solid expandable tube is a new technology to shut off water by repairing and strengthening perforated casing.
可膨胀管堵水技术是一种利用膨胀管对套管补贴以实现水层封堵的新技术。
A device used on the outside of the casing of a well to seal off formations or to protect certain zones.
为封堵地层或保护某些层段在井内套管外面所用的装置。
Both are highly decorated in gold and enamel the casing on one of the watches shows a classical scene of a soldier heading off to war, while the other features a display of flowers.
这两枚怀表大量采用黄金和珐琅做装饰，其中一只表的表壳上绘有一个士兵即将奔赴战场的经典画面，另一只表上的装饰则是花卉图案。
Through study, the reason is off-centralizing casing.
研究发现，套管不居中是该问题的原因所在。
The main failure form of V-round-thread casing, that is, the mechanism of thread connection slipping off, is analyzed in this paper.
本文对V形圆扣套管联接强度失效的主要形式，即套管联接螺纹滑扣(或滑脱)失效的机理进行了分析研究。
When the face protection is not required, the face mask can be pushed on a helmet casing or taken off. The application is simple and convenient.
当不需面部防护时，只需将面罩推至安全帽的帽壳上，或者取下，应用十分简单方便。
When the face protection is not required, the face mask can be pushed on a helmet casing or taken off. The application is simple and convenient.
当不需面部防护时，只需将面罩推至安全帽的帽壳上，或者取下，应用十分简单方便。
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