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DE?? ?? ?? ???
?? 26??? ?? ?? ?? ???? ??? ??? ??.
?? ???? ?? ?? ?? ???? ??? ??? ??? ????: ?? ?? ??, ????, ???, ???, ???, ????, ?? ??, ?? ?? ???, ??? ??.
National Metrological Verification Regulations of the People's Republic of China, ?? ?? ?? ???
RO-ASRO, ?? ?? ?? ???
British Standards Institution (BSI), ?? ?? ?? ???
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ?? ?? ???
International Organization for Standardization (ISO), ?? ?? ?? ???
Japanese Industrial Standards Committee (JISC), ?? ?? ?? ???
Danish Standards Foundation, ?? ?? ?? ???
Professional Standard - Energy and Power Planning, ?? ?? ?? ???
Association Francaise de Normalisation, ?? ?? ?? ???
Korean Agency for Technology and Standards (KATS), ?? ?? ?? ???
GCC Standardization Organization, ?? ?? ?? ???
German Institute for Standardization, ?? ?? ?? ???
Professional Standard - Medicine, ?? ?? ?? ???