As terrestrial deposits, Pingyi Gypsum mine is mainly distributed in EgB.
平邑石膏矿主要分布于第三系卞桥组地层中,为陆相湖泊沉积型。
Many types of oncoids are well developed in the Middle Member of the Guanzhuang Formation of Eocene in Pingyi Basin.
平邑盆地下第三系官中段核形石较为发育,类型多样。
Located in Zhongcun Town, Pingyi county--"Chinese Cotton Gloves Center", it enjoys the convenient transportation with numerous railways and highways surrounded.
坐落于有“中国棉纺手套城“之称的山东省平邑县仲村镇,铁路、高速公路纵横交错,交通、运输十分便利。
With the two great roof-fall accident of Pingyi gypsum mine, this paper analyzes the stability of pillars and roof system and the mechanism of destruction of pillars and roof.
本文以平邑石膏矿两次大的冒顶事故为资料背景,分析了矿柱、顶板系统的破坏机理。
With the two great roof-fall accident of Pingyi gypsum mine, this paper analyzes the stability of pillars and roof system and the mechanism of destruction of pillars and roof.
本文以平邑石膏矿两次大的冒顶事故为资料背景,分析了矿柱、顶板系统的破坏机理。
应用推荐