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gun perforation
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gun perforation
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工学
射孔完井
释
gun perforation
聚能射孔
根据火药爆燃时的聚能效应原理开发的射孔方式。
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wellhead depressurization method
wellhead equipment
wellhead equipment of flowing well
wellhead platform
wellhead pressure
Wellington
well integrity
well interference
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well killing by driller
well killing job
Well-known Paintings of the Song Dynasty
well-known port
well-known trade mark
Well-Known Works and Masterpieces of Shangshi in the Chinese
well-logging constrained inversion
well logging data processing and interpretation
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