The thermometry principle and application of infrared thermometer are analyzed,and the comparison of the performance between pyrophotometer and infrared thermometer is made.

分析了红外仪理和应用,比较了光学高计和红外仪性能。

It is inferred from the thermometry of geyserite and adarce inclusions that underground temperatures for the hot spring system in Tengchong are .

云南腾冲是中外著名地热区，区内火地热活动强烈，水热显示形式多样，有泉、热泉、沸泉、水热蚀变石、泉华（硅华、盐华、钙华和硫华）等。