
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

專家解讀視頻
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
專家解讀視頻