The blasting efficacy of break rocks by water couplingcharging and explosive couplingcharging is discussed in the paper. A few conclusions of significance are gotten.
从理论上对水介质偶合装药爆破与炸药偶合装药的破岩效能进行了讨论，得出一些有意义的结论。
2
The test results have proved that the compound non-couplingcharging structure can reduce the temperature of the working face and the blasting vibration damage on the reserved frozen soil.
试验结果证明，复合不耦合装药结构可以降低工作面温度和减小对周围保留冻土爆破振动的损伤。
3
Magnetic resonance coupling is thought to be safer than other methods of wireless charging because the intensity of the field can be increased without affecting other, non-resonant objects nearby.