测定空气湿度和温度的仪表有很多种,目前档案库房使用最普遍的是干湿球温度计(见照片)。下面就其工作原理、使用方法以及注意事项做一简要介绍,供参考。工作原理干湿球温度计是用两支平行的温度计制成的, There are many kinds of instruments to measure the humidity and temperature of air. At present, the most commonly used is the wet and dry bulb thermometer (see photo). The following on its working principle, the use of methods and precautions to make a brief introduction for reference. Working principle Wet and dry bulb thermometer is made of two parallel thermometers,