大地经纬仪的度盘直径一般为140毫米。
Geodetic theodolites generally have circles of about 140mm diameter.
本文介绍一种用卧轴多齿分度台——W-Z转换器直接检定经纬仪竖直度盘的方法。
A new method for vertical angle verification of theodolite by using horizontal axle multi tooth indexing table, as well as W Z converter, is introduced in this paper.
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