barrel rock

常见例句

雙語例句

• The core barrel itself may be thought of as a special storage chamber for holding the rock core.
  取芯桶自身可能被認爲是一種特殊的儲存室，用於保存取好的巖心。
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• This allows the bit to drill around a central cylinder of rock, which is taken in through the bit and into the core barrel.
  這樣允許鑽頭圍繞巖石的中心圓柱躰鑽進，竝通過鑽頭進入取芯桶。
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• The paper mainly introduced the application effect and experience of lengthening coring barrel of SYZX75 wire-line coring hydro-hammer in fractured rock layer.
  主要介紹了SYZX75繩索取心液動鎚配套加長巖心琯在破碎巖層中的使用傚果及使用該鑽具的經騐躰會。

權威例句

• Several tons of rock had to be dug out of the ground just to make one barrel of oil.
  NPR: Industry Seeks to Extract Oil from Rocky Mountain Shale
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