To enhance the quality of manufacturing as responsibility, build national brand of measurement!
To enhance the quality of manufacturing as responsibility, build national brand of measurement!
GB/T 2900.4-1994 电工术语电工合金是GB/T 2900的第4部分。
GB/T 2900.4-1994 电工术语电工合金参照采用国际电工委员会IEC 50(441)《开关设备、控制设备和熔断器》、IEV50(40)《电热的应用》、IEC 115-1《用于电子设备的固定式电阻器》、IEC 50(901)、(901A)、(901B)磁学以及ISO3252《粉末冶金术语》。
GB/T 2900.4-1994 电工术语电工合金适用于触头、热双金属、电热合金、导电合金、电阻合金、热电偶合金及磁性材料等产品标准制定、编制技术文件。
China's leading enterprise in variable frequency power measurement and metering
National variable frequency power measuring instrument (metering station) founder
Research and development unit of national variable frequency power metering standard