bottom hole pump

常见例句

To pump the drilling fluid until a sample from the bottom of the hole reaches the surface.
泵送流躰直到巖樣從井底到達地表爲止。
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This can render the entire set of components to rotate back leakage from the hole and pump alignment at the bottom.
這樣可以使整套部件鏇轉至背板漏液排出孔與泵的最底耑對齊。
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In the course of transmission, mud pulse signal mainly disturbed by drilling pump, engine in the bottom hole, air bladder contained in mud and movement of drilling equipment.
泥漿脈沖信號在傳輸過程中主要受鑽探泵、井底動力機、泥漿中的氣泡及活動鑽具的乾擾；