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National Metrological Technical Specifications of the People's Republic of China, ???? ????? ?????

Military Standard of the People's Republic of China-General Armament Department, ???? ????? ?????

National Metrological Verification Regulations of the People's Republic of China, ???? ????? ?????

國家市場監督管理總局、中國國家標準化管理委員會, ???? ????? ?????

Association Francaise de Normalisation, ???? ????? ?????

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ???? ????? ?????

Professional Standard - Education, ???? ????? ?????

RO-ASRO, ???? ????? ?????

工業和信息化部, ???? ????? ?????

  • HG/T 5170-2017 ?? ???????-?? ???? ??? ?? ???? ??? ?? ?? ???? ??? ???? ??? ??




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