Factors of influencing commercial electric detonator to misfire in series in coal mining are analysed and measures are put forward in this paper.
分析了煤矿井下爆破串联丢炮的原因，提出了一些办法和措施，对预防串联丢炮有一定的作用。
Factors of influencing commercial electric detonator to misfire in series in coal mining are analysed and measures are put forward in this paper.
分析了煤矿井下爆破串联丢炮的原因，提出了一些办法和措施，对预防串联丢炮有一定的作用。
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