循环水式多用真空泵水循环真空泵WATERCIRCULATEDVACUUMPUMP耐腐性强、***简便anti-corrosioneasytomaintain型号ModelSHB-3SHB-95、SHB-2000极限真空度Limtvacuum26kPa(20mmHg)26kPa(20mmHg)抽速Draughingspeed10L/min×210L/min×5功率Power220V180W220V550W说明Instruction不锈钢泵、双表双头、配2L、5L蒸发器Stainlesssteelpumptwometrestwoheadsfittingwith2L/5Levaporator不锈钢泵、单表双头、配10L、20L蒸发器Stainlesssteelpumpsinglemetrefiveheadsfittingwith10L/20Levaporator)