片语
Exhaust Ventilation Equipment排气通风设备
ventilation system equipment通风系统设备
ventilation equipment selection通风设备选型
ventilation fermentation equipment专业词汇通风发酵罐
ventilation fan通风设备
ventilation E equipment room通风机房
mobile ventilation equipment移动通风设备
pressurizing and ventilation equipment增压和通风设备
Ventilation fan equipment通风设备
ventilator通风设备;换气扇;【医】呼吸机