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The compounds I have the effect of self-extinguish within Is or 2s with 1% addition in alkyd resin varnish.
阻燃醇酸清漆时，添加量为1％可以达到1～2秒钟内的自熄效果；
youdao
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The compounds I have the effect of self-extinguish within Is or 2s with 1% addition in alkyd resin varnish.
阻燃醇酸清漆时，添加量为1％可以达到1～2秒钟内的自熄效果；
youdao