井下爆破工安全常识--杨远锋的博客

井下爆破工安全常识

[ 2011-1-9 9:33:00 | By: 杨远锋 ]

1.铵梯炸药中含量最多的成分是硝酸铵。

　　2.低瓦斯矿井的岩石掘进工作面必须使用安全等级不低于一级的煤矿许用炸药。

　　3.根据引起爆炸的原因和过程不同，可将爆炸分为：物理爆炸、化学爆炸、核爆炸。

　　4.炸药的化学变化形式有热分解、燃烧、爆炸、爆轰。

　　5.爆轰是炸药化学变化的最高形式。

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原创

[ 2016-9-6 17:20:01 | By: 原创(游客) ]

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原创

[ 2016-9-28 16:54:14 | By: 原创(游客) ]

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原创

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Re:在漫画中识别身边的违章

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