separate layer water injection string
separate layer water injection string
分层注水管柱
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Considering the status of separate layer water injection in directional well, the injection tools and pipe string are developed and collocated reasonably.
针对定向井分层注水的现状，对定向井分注工具和分注管柱进行了研制和合理配置。
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