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time:2018-04-10 01:44:39 author:特种泵阀 click:1157
Gear pumps are mainly divided into involute helical gear pumps, spur gear pumps, circular arc gear pumps, low-pressure gear pumps, high-pressure gear pumps, magnetic gear pumps, stainless steel gear pumps, cast steel gear pumps, cast iron gear pumps, mechanical seal gear pumps, packing seal gear pumps, copper gear pumps, gear pumps, high vacuum gear pumps, and so on.