
BS EN 60216-5. Electrical insulating materials. Thermal endurance properties. Part 5. Determination of relative thermal endurance index (RTE) of an insulating material
出版:British Standards Institution

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BS EN 60216-5. Electrical insulating materials. Thermal endurance properties. Part 5. Determination of relative thermal endurance index (RTE) of an insulating material
出版:British Standards Institution
专家解读视频