| 释义 |
〔psychrometer〕An instrument that uses the difference in readings between two thermometers, one having a wet bulb and the other having a dry bulb, to measure the moisture content or relative humidity of air.干湿表，湿度计：一种测量空气中含水量或相对湿度的仪器，通过两支温度计（一支为湿管另一支为干管）的读数差得出结果〔humidistat〕An instrument designed to indicate or control the relative humidity of the air. Also called hygrostat 恒湿器：一种用于显示或控制空气中相对湿度的仪器 也作 hygrostat |