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DE?? ?? ?????
?? 53??? ?? ?? ?????? ??? ??? ??.
?? ???? ?? ?? ?????? ??? ??? ??? ????: ?? ??, ?? ??, ?? ??, ??? ? ?? ??, ?? ? ??, ?? ??, ?? ? ?? ??? ??, ??? ? ??? ??, ?? ??, ?? ? ??, ?? ?? ??, ???, ???, ???, ?? ??, ??, ??, ??? ?? ??.
Professional Standard - Machinery, ?? ?? ?????
American Society for Testing and Materials (ASTM), ?? ?? ?????
- ASTM F3255-19 ??? ?? ??? ???(???), ???(???), ???/???(???/???) ? ?? ???? ?? ??
工業和信息化部, ?? ?? ?????
Korean Agency for Technology and Standards (KATS), ?? ?? ?????
ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., ?? ?? ?????
Group Standards of the People's Republic of China, ?? ?? ?????
Professional Standard-Ships, ?? ?? ?????
United States Navy, ?? ?? ?????
National Metrological Verification Regulations of the People's Republic of China, ?? ?? ?????
SCC, ?? ?? ?????
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ?? ?????
Military Standard of the People's Republic of China-General Armament Department, ?? ?? ?????
German Institute for Standardization, ?? ?? ?????
Japanese Industrial Standards Committee (JISC), ?? ?? ?????
工業和信息化部/國家能源局, ?? ?? ?????
U.S. Military Regulations and Norms, ?? ?? ?????
International Organization for Standardization (ISO), ?? ?? ?????
American National Standards Institute （ANSI), ?? ?? ?????
Professional Standard - Chemical Industry, ?? ?? ?????
Hebei Provincial Standard of the People's Republic of China, ?? ?? ?????
Professional Standard - Medicine, ?? ?? ?????