barrel rock

常見例句

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(rèn)為是一種特殊的儲(chǔ)存室，用于保存取好的巖心。
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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.
  這樣允許鉆頭圍繞巖石的中心圓柱體鉆進(jìn)，并通過鉆頭進(jìn)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(dòng)錘配套加長(zhǎng)巖心管在破碎巖層中的使用效果及使用該鉆具的經(jīng)驗(yàn)體會(huì)。

權(quán)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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