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阐述了一种用于检定热象仪最小可分辨温差的温差发生器。从理论上分析了温场的均匀性,并进行了表面温场的实测。简单介绍了温差的检测与控制。
A temperature difference generator for verifying the minimum temperature difference of a thermal imager is described. From the theoretical analysis of the uniformity of the temperature field, and measured the surface temperature field. A brief introduction to the temperature difference detection and control.