... pumping line 泵送管道 pumping load 抽水量 pumping machine 泵 ...
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pumping type suspension load sampler 抽吸式悬移质采样器
The main drive chain and the bearing chain divide the polished rod load into reverse pumping load and equilibrium load.
主传动链与承载链将悬点载荷分解为换向抽汲载荷与平衡载荷。
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模块上移
模块下移
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