Water well drill rod for eue in even -like, attaches according to the petroleum drilling tool size processing, also may defer to the user request processing.
水井钻杆为外加厚内平式，接头按照石油钻具尺寸加工，也可按照用户要求加工。
Because his 500 acres sits on a lousy patch on the water table, every well he drill has to go deeper than the last one.
由于他的500亩土地的地下水环境十分糟糕，钻的井是一个比一个更深。
The drill ship for Marine geological prospecting has successfully drilled a well for deep water oil prospecting in the Yellow Sea.
这艘海洋地质钻探船已成功地在黄海打了一口深水石油勘探井。
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