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發布時間: 2012-11-2 09:00
正文摘要:往復泵由于活塞的變速運動,造成吸、排液體時流量Q和吸、排壓力p波動。這些特性導致了: 1)往復泵不適合于要求流量均勻的場合; 2)惡化了原動機的工作條件; ... |
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