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简单介绍氦检漏前的准备工作及氦检漏的物理过程,详细阐述了氦检漏的两种方法:氦罩法和喷吹法。
A brief introduction to the preparation of helium leak detection and the physical process of helium leak detection are described in detail. Two methods of helium leak detection are described in detail: the helium hood method and the injection method.