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- To lower blasted boulder yield is one of the most important technical considerations in deep-hole blasting operations of mine. 摘要降低深孔爆破落矿大块率是矿山凿岩中的一个重要课题。
- The reasonable hole pattern of deephole blasting was utilized to make fully use of the explosive energy, to improve the crushed ratio, to lower the boulder yield, and to obtain better dam rocks. 深孔爆破采用合理的布孔方式,使炸药爆炸能量得以充分发挥,破碎率提高,大块度降低,从而获得较理想的堆石坝石料。
- Through analyzing the factors influncing the blasting boulder yield in Yiyang Mines, by using modern optimized technoloty, establishing mathematic blasting model and searching advanced method. 本文通过对宜阳矿爆破产生大块率诸因素的分析,应用现代优化技术,建立爆破数模,寻求先进的爆破技术方法。
- Research on reducing boulder yield of medium-length hole blasting 降低中深孔爆破大块率的研究
- We will never yield to invaders. 我们绝不会向侵略者屈服。
- SOME MEASURES OF LOWERING BOULDER YIELD IN LONG-HOLE BLASTING OF OPEN PITS 露天深孔爆破中降低大块率的技术措施
- A massive boulder blocked the entrance of the cave. 一块巨大的圆石堵住了山洞的入口。
- He was unable to budge the boulder. 他搬不动那块大圆石。
- The town was forced to yield after a long siege. 该城受长期围困而被迫弃守。
- It required superhuman effort to lift the huge boulder. 要搬起这块大石头需要有超人的力量。
- Technical Measures on Lowering Boulder Yield during Deep-hole Blast in Underground Mine 降低地下矿深孔爆破落矿大块率的技术措施
- These trees gave a high yield of fruit this year. 这些果树今年获得了大丰收。
- Capacity or inclination to yield under pressure. 支持不住在压力下屈服的能力或倾向
- These apple trees yield plenty of fruit this year. 这些苹果树今年结了许多苹果。
- He was forced to yield the castle. 他被迫放弃城堡。
- He didn't yield himself to his rival. 他没有向对手屈服。
- The current yield on municipal bonds is 10%. 当前市政债券的利润是百分之十。
- They drilled boulder's for inserting dynamite. 他们在大石头上钻孔以便装炸药。
- In experimental plots the yield has been doubled. 在试验田里，产量已(被)提高了一倍。
- He stepped clear of the boulder. 他从大石头后面走了出来。
