The results in this paper can be practically used for pipe string design and operational parameter selection for HPHT deep well down hole operations.
本文研究的结果对于高温、高压深井井下作业管柱的合理设计和作业参数的合理选择等具有较大的实用价值。
1 - he crept down into his hole, pushed the goose egg out of the way, and returned with an old piece of dirty white string.
坦普顿悄悄爬进洞里，一点点把鹅蛋推出来，再拽着一根破旧的白线回到原处。
The separated layer polymer injection pipe string consists of well-flushing packer, down-hole flow distributor and bottom ball.
分层注聚管柱主要由可洗井封隔器、配注器及底球组成。
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