... 天线光轴 Optic boresight of antenna 光学馈电系统 Optical-feed system 最佳（最优）控制系统 Optimal control system ...
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active feed-back optical system 有源反馈光学系统
A high precision feed table and control system were developed to drive the optical head in a disc mastering device.
为实现母盘刻录机中光学头的精密进给，研制了精密微进给工作台及其伺服控制系统。
The light beam surfacing system was developed which consisted of light beam generator, optical focusing system, powder-feed apparatus and work table.
研制了由光束发生器、聚焦系统、旋转气流送粉器、工作台组成的聚焦光束堆焊系统。
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