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DE? ???
?? 3??? ? ???? ??? ??? ??.
?? ???? ? ???? ??? ??? ??? ????: ????, ?? ??.
American Society for Testing and Materials (ASTM), ? ???
- ASTM D696-16 ?? ?? ????? ???? -30°C ~ 30°C ???? ????? ?? ??? ??? ?? ?? ??? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ? ???
Professional Standard - Aviation, ? ???