metallurgy > dry and wet bulb psychrometer
Contents
No. 1
  Measurement of air temperature and humidity a pair of parallel placement of the thermometer. Used to measure the air temperature is known as the dry bulb thermometer "; Another bulb thermometers wrapped around gauze, gauze one end of the introduction of glass, known as the wet bulb thermometer." According to the two thermometers show degrees Humidity Table can be used to look up observations of the air absolute humidity, relative humidity, saturation deficit and the dew point temperature.
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English Expression
  1. :  dry and wet bulb psychrometer,  dry and wet bulb thermometer