The amplified coefficient of vibration wave blasting is augmented with relative altitude, but decreases with the scale distance of explosive in protruding topography.
凸形地貌对振动波的放大系数随相对高程增大而增大，而随爆源比例距离增大而减小。
Using the upper limit of coefficient of variation for mechanical explosive devices, the reliability design for initiating explosive device was developed.
变差系数是进行火工品可靠性设计的重要参数之一。
The blasting hole arrangement of hard ductility rocks in the roadway excavation is discussed and explosive loading coefficient is determined.
介绍了该矿传统掘进凿岩爆破方法，详细阐述了该矿硬韧性岩的巷道掘进炮眼布设及装药系数的确定。
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