jiyunshang 发表于 2020-3-27 11:35:59

ISO 5657-1986

Fire tests on building materials and structures —
Part 13: Method of measuring the ignitability of products subjected to thermal irradiance

admin 发表于 2020-3-31 16:27:38

谢谢您的分享，金币已奖励！

woei 发表于 2023-7-20 13:01:06


谢谢您的分享，金币已奖励
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