Operating principle, characteristics and technical key of photoelectric scanning head are described.

论述了光电扫描头的工作原理，性能特征以及设计中的技术关键。

youdao

Operating principle, characteristics and technical key of photoelectric scanning head are described.

论述了光电扫描头的工作原理，性能特征以及设计中的技术关键。

youdao