介绍了声学测温的基本原理，推导了声波传播速度与介质温度的关系式，阐述了声学测温的巨大优势和存在问题。
The main principle is introduced, and the relationship between speed of sonic wave and media temperature is deduced. The great merits and existing questions of acoustic pyrometry are shown.
结果表明，与常规染色相比，采用超声波进行染色可以提高染料的上染百分率，降低染色温度，缩短染色时间。
The result shows that dyeing with ultrasonic wave can improve the dye uptake, lower dyeing temperature, shorten dyeing time.
建立了超声波速与损伤因子的关系，并且得到该砂岩随经历温度的升高损伤因子逐渐增大的规律。
The relation between ultrasonic velocity and damage factor is obtained, and the damage factor will increase as the temperature increases.
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