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[时事热评] 转-元芳,美国页岩油繁荣提前走向终结? |
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贫油井占主流,必然需要更多、更频繁更换设备,油井监控设备增加
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页岩油井转向贫油区油井
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发表于 2019-5-11 11:08
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发表于 2019-5-11 15:34
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发表于 2019-5-12 12:46
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发表于 2019-5-13 18:04
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发表于 2019-5-14 09:54
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