breaking of coal
常见例句
- During the entire process of breaking large coal cinder, the various working procedure meet safety and usefulness.
在破碎大煤块的整个过程中,各个工序满足安全性和实用性的统一。 - Dealing with the practice of Jincheng Mining Bureau, the effect of breaking large coal on the washing technique and benefit is discussed, some helpful opinions are suggested.
结合晋城矿务局实际,论述了选前大块原煤的破碎对洗选工艺及效益的影响,并对破碎作业提出了一些建设性意见。 - By means of some parameters that reflect breaking strength of coal body structure, changing features of coal body structure at No. 3 coal bed of No. 1 mine in Shizuishan Mine Area are studied.
采用反映煤体结构破坏程度的若干宏观与测试参数,研究了石嘴山一矿井田主采三层煤的煤体结构变化特征。 返回 breaking of coal