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巷道掘进中孔中地震高精度预报系统
[导读]巷道掘进中孔中地震高精度预报系统是完全自主开发的高性能产品。该预报系统主要是由“井下”和“地面”两大部分组成的。其中,井下部分主要是由1个无线主机、3个无线探头、1个无线触发器、1个震源铜锤、1根触发信号线以及其它配件(如:蜂鸣器 ...
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