Hydraulic vane twj tso kua mis muab faib ua iav twj tso kua mis, vane twj tso kua mis thiab plunger twj tso kua mis.1.Gear Pump Advantages: me me ntim, qauv yooj yim, lax yuav tsum tau ntawm kev huv ntawm cov roj thiab tus nqi qis.Disadvantages: Lub twj tso kua mis ncej raug kev txom nyem los ntawm lub zog tsis sib npaug, hnav hnyav thiab xau loj.2.Vane Pump...
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