【摘要】 在简要叙述红外测温原理基础上，较详细论述了影响红外测温准确性的因素，并讨论了获得准确温度值的可能性．最后给出了电气设备内、外部热故障的基本检测方法．更多还原

【Abstract】 The paper discusscd the causes which lead to inaccuracy of the temperature measured by infrared instrumcnts in details, the possibility and the necessity of getting accuratc tempera-ture value. At last, the basic methods to detoct intcrnal and external ovcrheating dcfect for elec-tric equipments were given.更多还原