Ventilation and Air Conditionign Enginering Design for Spinning and atfer Teatment Workshop Using FCT3000SX Type Spinning Machine of Viscose Filament Made in Italy是什么意思_Ventilation and Air Conditionign Enginering Design for Spinning and atfer Teatment Workshop Using FCT3000SX Type Spinning Machine of Viscose Filament Made in Italy在线翻译_英语_读音_用法_例句