ygs67 发表于 2015-10-9 14:34:13

ASTM D635–03

ASTM D635–03 Standard Test Method for Rate of Burning andor Extent and Time of Burning of Plastics in a Horizontal Position

admin 发表于 2015-10-9 15:22:44

谢谢您的分享,金币已奖励!
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