... 接收仪频道 receiver channel 接收器半导体 receiver diode 瓣形投影 recentred projection ...
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在此基础上，提出了一种采用半导体激光器作光源，PS D作光电接收器的尺寸测量系统，并通过实验对其精度进行了验证。
On the above basis, a dimension measuring system that USES semiconductor laser as its light source and PSD as the receiver, is proposed. Its precision is verified by experiments.
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