通风干湿表 meaning in Chinese

aspirated psychrometer
aspiration psychrometer
ventilated psychrometer,

Specifications for the mechanical ventilted psychrometer
机械通风干湿表技术条件
Platinum resistance electric aspirated psychrometer sensor
铂电阻电动通风干湿表传感器
Verification regulation of meteorological ventilation psychrometer
气象用通风干湿表检定规程
Hm4 electric aspirated psychrometer
Hm4型电动通风干湿表
Electric ventilation psychrometer
电动通风干湿表