Factors of influencing commercial electricdetonator 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。
2
The link and explosion transmission of non-electricdetonator network were analyzed and the cause of misfire during underwater reef blasting with the network was found out.