Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.
高地应力破碎软岩巷道,由于赋存条件
复杂性和影响因
变性,使得该
巷道开挖
极为困难。
变性,变现象Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.
高地应力破碎软岩巷道,由于赋存条件复杂性和影响因变性,使得该巷道开挖极为困难。
声明：以上例句、词性分
均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
观点；若发现问题，欢迎向我们指正。
