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DE?? ?? ???
?? 23??? ?? ?? ???? ??? ??? ??.
?? ???? ?? ?? ???? ??? ??? ??? ????: ?? ??, ?????, ??, ????, ??? ??, ?? ?? ??.
American Society for Testing and Materials (ASTM), ?? ?? ???
British Standards Institution (BSI), ?? ?? ???
SCC, ?? ?? ???
Association Francaise de Normalisation, ?? ?? ???
GOSTR, ?? ?? ???
RU-GOST R, ?? ?? ???
International Organization for Standardization (ISO), ?? ?? ???
CEN - European Committee for Standardization, ?? ?? ???
Spanish Association for Standardization (UNE), ?? ?? ???
German Institute for Standardization, ?? ?? ???
中華人民共和國國家質(zhì)量監(jiān)督檢驗(yàn)檢疫總局、中國國家標(biāo)準(zhǔn)化管理委員會, ?? ?? ???