The UHV fast closing valve (FCV)is the key device for the vacuum interlock protection system of the beamlines at National Synchrotron Radiation Laboratory(NSRL).是什么意思_The UHV fast closing valve (FCV)is the key device for the vacuum interlock protection system of the beamlines at National Synchrotron Radiation Laboratory(NSRL).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句