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DE?? ??? ???
?? 21??? ?? ??? ???? ??? ??? ??.
?? ???? ?? ??? ???? ??? ??? ??? ????: ?? ??, ??? ? ? ?? ?? ??, ??.
Indonesia Standards, ?? ??? ???
Professional Standard - Building Materials, ?? ??? ???
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ??? ???
VN-TCVN, ?? ??? ???
TR-TSE, ?? ??? ???
國(guó)家市場(chǎng)監(jiān)督管理總局、中國(guó)國(guó)家標(biāo)準(zhǔn)化管理委員會(huì), ?? ??? ???
工業(yè)和信息化部, ?? ??? ???
Ningxia Provincial Standard of the People's Republic of China, ?? ??? ???
Group Standards of the People's Republic of China, ?? ??? ???
GOST, ?? ??? ???
Hubei Provincial Standard of the People's Republic of China, ?? ??? ???
Professional Standard - Urban Construction, ?? ??? ???
BELST, ?? ??? ???