A strange man in a brown robe, tied with a whipcord belt, walked along the roadway.
一个灰袍陌生男,紧紧系一根腰带,在路上走。
A strange man in a brown robe, tied with a whipcord belt, walked along the roadway.
一个灰袍陌生男,紧紧系一根腰带,在路上走。
Description is made on the principle and application result of the short group bolting of slushing roadways in loosened rock.
论述了短锚杆群支护碎裂岩石中耙的原理及实施效果。
Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.
通过对巷顶板离层时间及规律进分析,采用马丽散对顶板离层超范围区进,取得明显效果。
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,由于赋存条件的复杂性和影响因素的多变性,使得该类巷的开挖与支护极为困难。
Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.
针对红庙煤矿膨胀性软岩巷存在的难题,给出了针对性的巷控制方案,并在实践中得到了验证,有效地控制了红庙煤矿膨胀性软岩巷的变形和破坏。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。