文章论述了无临空面水压爆破药量计算公式及设计方法，并提出了施工安全技术措施。
The charge weight formula, design method and safety precaution in the construction are herewith presented.
最后，应用修正萨道夫斯基回归公式和爆破震动速度与加速度的等效性，求得矿山岩土液化程度与爆破用药量的关系曲线。
Lastly, the relationship curve about mining safety and rock blasting can be got through applying Sadov's formula and the equivalence of blasting vibration velocity and acceleration.
首先提出台阶岩体爆破的悬臂薄板物理模型，并在此基础上建立了台阶多排微差爆破的炸药量计算公式。
The physical model of cantilever board in bench blasting is firstly presented and based on the hypothesis, a formula for calculating the charge weight in the MS delay bench blasting is also derived.
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