https://www.codeofchina.com/standard/GB5080.1-1986.html
GB 5080.1-1986 English, GB 5080.1-1986 Equipment reliability testing General requirements (English)...
GB 5080.1-1986 English - GB 5080.1-1986 Equipment reliability testing General requirements (English): GB 5080.1-1986, GB/T 5080.1-1986, GBT 5080.1-1986,...
english equipmentreliability testinggeneral requirementsgb