自动霜点湿度计
automatic frost point hygrometer
温度湿度计
thermohygrometer
temperature & relative humidity indicator
HH2型土壤湿度计
SMS2 Soil Moisture Probe and HH2 Meter
阿斯曼通风干湿球湿度计
Assmann aspiration psychrometer
不接触式红外辐射湿度计
non-contact radiation infrared hygrometer
层析法湿度计
chromatography hygrometer
肠膜湿度计
goldbeater’ s-skin hygrometer
超干球湿度计
ultra-dry bulb hygrometer