vacuum-tube voltmeter 真空管伏特計vacuum-tube generator [經濟學]真空管振蕩器vacuum-system 真空系統vacuum-surcharge preloading [交通運輸工程]真空預壓vacuum-pump line [經濟學]真空泵管道vacuum-packed adj.真空包裝的vacuum-freezing vapor compression desalting process [化學]蒸氣壓縮真空冷凍淡化法蒸汽壓縮真空冷凍淡化法vacuum-forming molds [材料科學]真空成形模vacuum-flux lamp [數學]真空通量燈vacuum-evaporation interface [化學]真空溶劑蒸發(fā)接口vacuum-cleaner alloy [經濟學]真空吸塵器用鋁銅合金vacuum-clean vt.用真空吸塵器打掃vacuum-chamber wall [經濟學]真空室壁vacuum-bag technique [經濟學]真空袋模塑vacuum warm-compaction [機械工程]真星溫壓vacuum vibrated dryer [醫(yī)藥科學]真空振動流動干燥機vacuum vessel [真空] 真空容器，真空瓶vacuum venting device [交通運輸工程]真空透氣裝置vacuum ventilation system [醫(yī)藥科學]真空式通風系統vacuum valve 真空閥