A new device which can change the optical frequency shift is described. It consists of a rotating grating, a synchro motor and a power supply whose frequency can be adjusted.
本文描述一台能改变光频移频率的新装置，它由旋转光栅、同步电机和调频电源组成。
The paper presents a kind of circuit to solve the starting of the high capacity synchro motor, and introduces the formation of the starting device and th…
本文介绍了一种解决大型同步电动机起动的电路，详细介绍了起动装置的组成以及起动过程实现。
Known well the structure and work theory of high speed synchro data acquisition device.
熟悉高速同步采集卡的总体结构和工作原理。
Known well the structure and work theory of high speed synchro data acquisition device.
熟悉高速同步采集卡的总体结构和工作原理。
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