本文阐述了环境应力筛选箱的工作原理及系统组成,介绍了如何对环境应力筛选箱的故障进行分析、判断和体会,并就一个故障实例进行了分析.%This paper expounds the working priciple and system composition of stress screening equipment. Fault analysis describes how the environmental stress screening equipment judgment and experience. And a fault example is analyzed.
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