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?? 33??? ????? ??? ??? ??.
?? ???? ????? ??? ??? ??? ????: ?????, ??? ??, ??, ??, ????, ????.
SCC, ????
British Standards Institution (BSI), ????
Association Francaise de Normalisation, ????
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ????
RU-GOST R, ????
GOSTR, ????
International Organization for Standardization (ISO), ????
CEN - European Committee for Standardization, ????
Spanish Association for Standardization (UNE), ????
GSO, ????
American Society for Testing and Materials (ASTM), ????
German Institute for Standardization, ????
The American Road & Transportation Builders Association, ????