英语词汇“sealed off vacuum system”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	sealed off vacuum system
释义	sealed off vacuum system 封离真空系统
随便看	direct positive material direct positive process direct positive reaction direct positive recording direct positive silver film direct positive telerecording direct possession direct possesson direct posting direct potentiometric measurement direct pouring direct power direct power acting push sweep rake direct power conversion direct-power generator direct power generator direct precedence relation direct premium direct preparation direct pressure direct pressure closing direct pressure cold chamber machine direct pressure control valve direct-pressure gauge direct pressure heating apparatus 天际两蛾凝黛天际双阙天际孤云来去天际征鸿天际是神州天际烟树天际笙箫天际自舒卷天际螟鸦零乱天际识归舟重落重行重要重见天日重视重言重访重译重话重说