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Function: require_once
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1国外控制压力钻井新技术及其应用 国外控制压力钻井新技术及其应用 摘 要： 要：随着已发现油气资源的日渐衰竭，对更深更复杂地层的勘探开发活动越来越多，而在钻探这 些深层复杂地层时，常常出现许多如井涌、井漏、有害气体泄漏、卡钻、起下钻时...
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