IONEX portable fume control units are a series of adsorbing systems which provide the means of achieving airborne hazardous contaminant removal in gas streams not requiring particle filtration.是什么意思_IONEX portable fume control units are a series of adsorbing systems which provide the means of achieving airborne hazardous contaminant removal in gas streams not requiring particle filtration.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句