????? 发表于 2013-2-26 19:22:02

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????????????????ACCC??????????????????????????????.?????2013?2?15??????

    ?????????????????????????????????????????ASTM????2012??????F977-12?????????????????

    ????????????????2014?3?31???????????????????????13????????????????????????2000??2012??ASTM F977???????????2014?4?1???????2012??ASTM F977????????????????????????

    ???2012??ASTM F977??????????????????2000??2012??ASTM F977????????2012????

    ?????????????????ASTM F977-12?7.3??

    ???????????????????ASTM F977-12?7.6??

    ????????????????????ASTM F977-12?8.2??

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