And it has no vibration, no noise, no flyrock, no pollution and high processing quality.
膨胀时无震动、无噪音、无飞石、无污染。
2
On the basis of theoretically understanding of flyrock control, some concrete measures for flyrock control in bench blasting are proposed.
在获得飞石控制的定性概念基础上，提出了台阶爆破中飞石控制的具体措施。
3
Disasters in engineering blasting includes toxic gas, dust, noise, flyrock, blasting vibration, touchdown vibration, flood caused by blasting, ground swell, air or water blasting wave.