This paper briefly introduces the requirements about the insulation system of electronic product, and describes the importance of functional check and Dielectric strength in safety test.

本文简述电子电气产品对绝缘系统的要求，以及在产品的安全测试中抗电强度试验和对测试仪器作运行检查的重要性。

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The paper based on increased the low-constant temperature test box on the electronic universal testing machines, has finished the uniaxial load strength test of artificial freshwater ice.

通过对电子万能试验机增加低温恒温试验箱，实现了人工淡水冰的单轴加载强度试验。

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The paper based on increased the low-constant temperature test box on the electronic universal testing machines, has finished the uniaxial load strength test of artificial freshwater ice.

通过对电子万能试验机增加低温恒温试验箱，实现了人工淡水冰的单轴加载强度试验。

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