What's more, piston rubber for mud pumps, packing for plunger pumps and various kinds of valve rubber can rival with the international similar products in performance and service life.

公司生产泥浆泵活塞胶皮、柱塞泵盘根、各种阀胶皮，其产品性能及使用寿命均达到国外同类产品先进水平。

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We do not keep these motors and mud pumps on all the time.

我们并不总让这些马达和泥浆泵开着。

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The article introduced several new mud pumps home and abroad in the recent years.

文章简要介绍了近几年国内外新出现的几种泥浆泵。

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Above it the Q4000 rig and three attendant vessels have 50, 000 barrels of peculiarly heavy drilling mud and pumps capable of providing 30, 000 horsepower with which to muscle that mud into the well.

ECONOMIST: The Gulf oil spill

At that point the fluid-dynamics equivalent of a titanic arm-wrestling match will get under way, with the surface vessels' pumps trying to push the mud down the well while the rising oil tries to push it out.

ECONOMIST: The Gulf oil spill