本文探讨了温度波动的主要因素，列举了热电偶的冷端补偿的常用方法，叙述了在此问题上的技术发。
In this paper, the main factors which result in the temperature fluctuation are probed, and the method of the cold junction compensation of thermocouple is enumerated in common u.
介绍采用数字温度传感器进行冷端测温，微控制器进行计算处理，对热电偶温度实时修正的方法。
A method of thermocouple cold junction temperature real time compensation was introduced, which utilizes digital sensor to measure temperature, and micro-controller to process the temperature data.
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