... downhole camera 井下照相机 down-hole chamber 井底集聚室 downhole completion equipment 井下完井装置 ...
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The utility model discloses a coal slurry rough separation machine, which is the equipment used in down hole of coal mines for rough separation of coal slurry in a water chamber.
本实用新型公开了一种煤泥粗分机，它是用于煤矿井下，将水仓中的煤泥水 粗分的设备。
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