Lub twj tso kua mis ntsuas kuj tseem hu ua quantitative pump lossis proportional pump.Lub twj tso kua mis ntsuas yog lub twj tso kua mis tshwj xeeb zoo uas tuaj yeem ua tau raws li qhov yuav tsum tau ua ntawm ntau yam txheej txheem thev naus laus zis, muaj tus nqi txaus uas tuaj yeem hloov kho tsis tu ncua li ntawm 0-100% thiab siv los xa cov kua (tshwj xeeb tshaj yog cov kua corrosive)
Lub metering twj tso kua mis yog ib yam ntawm cov kua conveying machinery thiab nws zoo heev feature yog hais tias nws muaj peev xwm tuav ib tug tas mus li ntws tsis hais txog ntawm qhov paug siab.Nrog lub metering twj tso kua mis, lub zog ntawm conveying, metering thiab kev hloov kho yuav ua tiav ib txhij thiab vim li ntawd, cov txheej txheem ntau lawm tuaj yeem yooj yim.Nrog rau ntau lub metering twj tso kua mis, ntau hom kev tshaj tawm tuaj yeem nkag mus rau hauv cov txheej txheem thev naus laus zis hauv kev faib ua feem thiab tom qab sib xyaw.