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本文主要阐述了JG-Ⅱ型自动补偿激光干涉仪的设计思想及仪器各部的基本原理。着重介绍了仪器使用高精度的气温气压传感器做为自动修正、利用小型计算机做数据处理以及克服闲区误差等特点。
This paper mainly expounds the design principle of JG-Ⅱ automatic compensation laser interferometer and the basic principle of each instrument. The article introduces the use of high precision air pressure sensor as the automatic correction, the use of small computers to do data processing and overcome the error of free area.