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The article presents an optical method to measure the torpedo tube central line and its successful application in actual project.

针对鱼雷发射管零件中心线的测量,介绍了一种光学测量方法的原理,并运用该方法对某发射管进行了工业现场测试。

Common Breakdowns and Maintenance of a Television Emission Tube;

电视发射管的常见故障及维护