Specification for cast resin partitions for metal - enclosed gas - filled high - voltage switchgear and controlgear 金属外壳充气高压开关装置和控制装置用的浇铸树脂分隔板规范
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Cast resin partitions for metal enclosed gas - filled high voltage switchgear and controlgear ; amendment a1 ; german version en 50089 : 1992 a1 : 1994 金属外壳充气高压开关设备和控制装置用浇铸树脂隔板