double suction pump coupling 双吸泵联轴器
horizontal single-stage double-suction pump 卧式单级双吸泵
horizontal single-stage double-suction volute pump 卧式单级双吸蜗壳泵
double suction centrifugal pump 双吸离心泵
Pump double-suction 双吸抽水机
suction double volute casing pump 立式端吸双蜗壳泵
double suction volute pump 双吸式蜗壳泵
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