... fine sand 细粒砂 fine sand block 细砂岩 fine sand filter 细砂过滤器 ...
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According to the characteristic of Hubuzhai complex fault block gas pool, the fine structure, reservoir rock and sand distribution of it are studied.
根据户部寨复杂断块气藏特点，开展了精细气藏构造、储集层、砂体的分布规律等研究。
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