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机械化凿岩的目的采矿机械化凿岩的目的是为了提高经济效益和社会效益或创造更好的安全条件，其作用有5个：（1）提高生产率。生产率是工人单位时间内爆破破碎矿岩的负；（2）改善作业环境；（3）改善安全条件；（4）节约爆破作业成本；（5）缩短采场作业循环必须的凿岩时间；
The purpose of mechanized drilling The purpose of mining mechanized drilling is to improve economic and social benefits or to create better safety conditions, its role in five: (1) increase productivity. Productivity is the negative of blasting broken ore per unit time; (2) Improvement of working environment; (3) Improvement of safety conditions; (4) Saving blasting operation cost; (5) Shortening drilling time required for stope cycle;