A photographic equatorial mount capable of reasonable accurate tracking of the RA-axis.

一个可以有相当赤经追踪精确度的摄星用赤道仪。

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During trajectory-tracking photographic measurement, on occasion comes forth the problem that the tracking stations time is asynchronous, so the data cant be put into usual processing.

弹道摄影测量中，有时出现两个观测站的测量数据时间不同步的现象，此时数据不能用于正常处理。

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During trajectory-tracking photographic measurement, on occasion comes forth the problem that the tracking stations time is asynchronous, so the data cant be put into usual processing.

弹道摄影测量中，有时出现两个观测站的测量数据时间不同步的现象，此时数据不能用于正常处理。

youdao