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DE?? ?? ??
?? 30??? ?? ?? ??? ??? ??? ??.
?? ???? ?? ?? ??? ??? ??? ??? ????: ??, ??, ??? ??, ??? ??.
Military Standard of the People's Republic of China-General Armament Department, ?? ?? ??
Korean Agency for Technology and Standards (KATS), ?? ?? ??
CN-GJB-H, ?? ?? ??
VN-TCVN, ?? ?? ??
Canadian General Standards Board (CGSB), ?? ?? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ?? ??
Professional Standard - Construction Standards for Engineering Projects of the Ministry of Construction, ?? ?? ??
American Society for Testing and Materials (ASTM), ?? ?? ??
VDI - Verein Deutscher Ingenieure, ?? ?? ??