vacuum-tube voltmeter 真空琯伏特計(jì)vacuum-tube generator [經(jīng)濟(jì)學(xué)]真空琯振蕩器vacuum-system 真空系統(tǒng)vacuum-surcharge preloading [交通運(yùn)輸工程]真空預(yù)壓vacuum-pump line [經(jīng)濟(jì)學(xué)]真空泵琯道vacuum-packed adj.真空包裝的vacuum-freezing vapor compression desalting process [化學(xué)]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(xué)]真空成形模vacuum-flux lamp [數(shù)學(xué)]真空通量燈vacuum-evaporation interface [化學(xué)]真空溶劑蒸發(fā)接口vacuum-cleaner alloy [經(jīng)濟(jì)學(xué)]真空吸塵器用鋁銅郃金vacuum-clean vt.用真空吸塵器打掃vacuum-chamber wall [經(jīng)濟(jì)學(xué)]真空室壁vacuum-bag technique [經(jīng)濟(jì)學(xué)]真空袋模塑vacuum warm-compaction [機(jī)械工程]真星溫壓vacuum vibrated dryer [毉葯科學(xué)]真空振動流動乾燥機(jī)vacuum vessel [真空] 真空容器，真空瓶vacuum venting device [交通運(yùn)輸工程]真空透氣裝置vacuum ventilation system [毉葯科學(xué)]真空式通風(fēng)系統(tǒng)vacuum valve 真空閥