1) waste crushing
矸块破碎
2) waste rock fragmentation
冒矸破碎
1.
In order to study mechanism and distribution state of waste rock fragmentation,a fractal model of self-similarity about waste rock fragmentation was set up in fractal geometry in this paper.
为了探讨冒矸破碎的机理及分布状态,从分形几何学的角度建立了冒矸破碎统计自相似分形模型,并通过随机破碎个数与自相似比的数学期望,给出了冒矸破碎分形自相似维数的计算公式;最后讨论了分形维数在冒矸破碎模型中的表征情况及取值范围。
3) size of rock broken
破碎块度
1.
The paper introduces the hole-by-hole technique aiming at reducing blasting vibration and the size of rock broken,analyzes its mechanism,igniting mod,network design and the determination method of sound millisecond delay interval.
文中介绍了以降低爆破振动和破碎块度为目的的逐孔起爆技术,分析了逐孔起爆机理、起爆方式、网络设计及合理微差间隔时间的确定方法,并将该技术应用于露天矿山台阶爆破中,取得了预期的效果。
2.
By means of controlling appropriate interval of firing time between holes and holerows and adopting high-precision detonator,the shape of muckpile and the size of rock broken can be controlled effectively,thus achieving high quality of blasting and decrement of mining cost.
通过研究不同岩性的合理孔间及排间微差间隔时间 ,并利用高精度雷管逐孔起爆新技术 ,可有效地控制爆堆形状和破碎块度 ,改善爆破质量 ,降低采矿总体成本。
4) crushing of Ta lump
钽块破碎
5) oken block
断块破碎
6) crushed stone
破碎石块
补充资料：丹矸
1.朱砂。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条