Through this high pressure line, mud is pumped in to the standpipe and drill pipe.

通过这根高压管线，泥浆被泵入立管和钻忏杆。

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Through this high pressure line, mud is pumped in to the standpipe and drill pipe.

通过这根高压管线，泥浆被泵入立管和钻忏杆。

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