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Structure and use of skip carrying coal refuce were Introduced.

介绍了煤矿用翻矸箕斗的结构和用途,提出了翻矸箕斗设计制造过程中的若干技术问题,合理地分析了翻矸箕斗的结构和零部件之间的连接,为以后的设计制作和技术改造提供了方法和经验。

Aiming at skip's loading in course of mine hoisting,the differential equation of motion for the skip with variable coal mass was built.

以矿井提升中的箕斗装载为研究对象,建立了变质量箕斗的运动微分方程。