本文介绍了JC - 1型精密测角仪主体零件的设计思想，既考虑高的精度、良好的加工工艺性、零件刚性和稳定性，又注意了仪器的外形。

The design idea of the main part of JC-1 goniometer is presented. High accuracy, good processing technology, part stiffness and stability are considered, and the instrument shape is also stressed.

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首先，针对某型精密伺服转台系统中三块电路板（模拟控制板、单片机板和测角控制板）设计了专门的电路板测试仪。

First, a special instrument to test the analog-control board, single-chip board and angle-measure board in the high precision servo turntable system is designed.

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