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DE?? ?? ???
?? 16??? ?? ?? ???? ??? ??? ??.
?? ???? ?? ?? ???? ??? ??? ??? ????: ??? ?? ???? ???? ?? ??, ??? ??, ???, ????, ????, ?? ??, ??, ?? ??.
Korean Agency for Technology and Standards (KATS), ?? ?? ???
National Metrological Verification Regulations of the People's Republic of China, ?? ?? ???
Group Standards of the People's Republic of China, ?? ?? ???
ISA - International Society of Automation, ?? ?? ???
National Metrological Technical Specifications of the People's Republic of China, ?? ?? ???
KR-KS, ?? ?? ???
British Standards Institution (BSI), ?? ?? ???
國家煤礦安全監(jiān)察局, ?? ?? ???
Professional Standard - Coal, ?? ?? ???