这套显示字符发生器已应用在几种型号的经纬仪电视跟踪系统中。

Now it's working in several types of the photoelectric theodolite TV tracing systems.

youdao

这套显示字符发生器已应用在几种型号的经纬仪电视跟踪系统中。

Now it's working in several types of the photoelectric theodolite TV tracing systems.

youdao