抛掷爆破 meaning in English
blasting for throwing rock
explosive casting
pin point blasting
pin-point blasting
throw blasting
throwing blasting
Examples
- Analysis of casting blast parameters in surface coal mines
露天煤矿抛掷爆破参数分析 - Pin - point blasting and its effect and protection in open - pit coal mines
露天煤矿抛掷爆破及其影响和防护 - Finally , some methods calculating cast blasting parameters and pre - splitting blast parameters and some advices of minish losing coal were brought forward
最后给出了确定高台阶抛掷爆破参数和预裂爆破参数的方法，并提出了减小煤损失的一些措施。 - Considering cast blasting was to be carried in one internal coal surface mine , the cast blasting parameters , pre - splitting blast parameters , types of explosive and construction of charge were studied based on overseas examples
摘要针对国内大型露天煤矿要采用高台阶抛掷爆破技术，根据国外的事例经验，详细研究了高台阶抛掷爆破参数、预裂爆破参数、炸药类型和装药结构。