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DE???? ??
?? 14??? ???? ??? ??? ??? ??.
?? ???? ???? ??? ??? ??? ??? ????: ?? ??, ??? ??, ????, ?? ??.
Military Standards (MIL-STD), ???? ??
工業(yè)和信息化部, ???? ??
U.S. Military Regulations and Norms, ???? ??
Professional Standard - Chemical Industry, ???? ??
British Standards Institution (BSI), ???? ??
Canadian General Standards Board (CGSB), ???? ??
Bureau of Indian Standards, ???? ??
BELST, ???? ??
IN-BIS, ???? ??