The instrument USES an adjustable diaphragm blackbody radiator and a reflecting collimator to simulate objects with various size, range and radiation characters.
该仪器使用可变光栏黑体和反射式平行光管模拟不同大小、距离的目标，并创新性地采用激光测量的方法测量微小的绕动角。
The instrument USES an adjustable diaphragm blackbody radiator and a reflecting collimator to simulate objects with various size, range and radiation characters.
该仪器使用可变光栏黑体和反射式平行光管模拟不同大小、距离的目标，并创新性地采用激光测量的方法测量微小的绕动角。
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