防止吸管堵塞，确保没有空气泄漏，在吸取端的空气泄漏能引起泵的故障。
Keep suction lines free of obstructions. Ensure there are no air leaks; air leaks; air being drawn in on the suction side is the major cause of pump malfunction.
文章介绍一种用于从河底吸取泥砂并且有自吸排气的离心式多相流泵的结构及水力设计。
This paper introduces the structure and hydraulic design of the multiphase flow centrifugal pump, which draught sands from the riverbed and discharge the air of the suction pipe.
机组中的泥浆泵也可单独用于排灌，吸送粪便，吸取河沙及其他浓稠液、污浊液等。
The slurry pump of the set can also be used in irrigation and drainage , delivering excrement, and the suction of sand, as well as other thickened and dreggy liquids.
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