文中对一种矿山新型的导爆管反射四通闭合起爆网路系统进行了可靠性试验、分析和现场应用，效果良好。
A new type of close blasting network system of Nonel tube with four-path reflecting unit as a connector has been developed and its application in mining is realized.
该设备成本低、可靠性高，是塑料导爆管非电起爆系统生产中的新型设备。
The equipment is low cost and high reliability. It is a new equipment of the non-electric detonating system in the plastic detonating booster.
成功地将激光技术运用到弹射救生设备上，设计出一种新型的、高性能的能量传输子系统——激光起爆系统，并详细介绍了该系统的构造和检测试验结果。
Laser detonation system, a sort of brand new, high performance energy delivering subsystem has been designed, with laser technology used successfully in ejection life saving equipment.
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