ygs67 发表于 2016-3-2 15:19:08

ASTM F1506-10a

ASTM F1506-10a Standard Performance Specification for Flame Resistant and Arc Rated Textile Materials for Wearing Apparel for Use by Electrical Workers Exposed to Momentary Electric Arc and Related

admin 发表于 2016-3-2 16:13:03

谢谢您的分享，金币已奖励！
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