1) safe rock wall thickness
安全岩墙厚度
2) safety thickness
安全厚度
1.
In view of the characteristics of high-value soft and fractured ore rock,a mode of back-filling mining method had been designed with environment reconstructed deep-hole introducing caving,and the safety thickness of artificial roof had been analyzed.
针对高价值软破矿体的特殊性,设计采用开采环境再造深孔诱导崩矿充填采矿法回采,并着重对顶板最小安全厚度进行研究。
2.
With a lots of cases of piles foundation,the rock-socketed depth and safety thickness of cavities roof have been analysed and discussed.
通过对岩溶地区岩体进行钻探取样和室内试验,分析了灰岩岩体的各项特性,并对现场溶洞大小分布规律进行了统计分析,同时介绍了岩溶地区各种桩基处理方法,并结合岩溶地区桩基工程的大量实例,对桩基的嵌岩深度和溶洞顶板的安全厚度进行了分析与讨论。
3.
According to a deep analysis to rock deformation characteristics and its failure mechanism, a thorough discussion about determining the safety thickness is made in this paper.
通过对岩石变形特性及其破坏机理的深入分析 ,对岩溶区桥梁桩基桩端持力岩层安全厚度的确定进行了较全面的探讨 ,提出了一系列便于工程应用 ,且经济、安全可靠的计算公式 ,并结合湖南省潭邵高速公路建设 ,对公式的使用范围、注意事项、影响因素以及合理的安全系数的选取等进行了讨
3) safe thickness
安全厚度
1.
Study on bearing capacity of rock-socked piles and safe thickness of cave roofs in karst region;
岩溶区嵌岩桩承载力及其下伏溶洞顶板安全厚度的研究
2.
Forecasting model of safe thickness for roof of karst cave tunnel based on support vector machines;
基于SVM的溶洞顶板安全厚度智能预测模型
3.
According to the method of determining the safe thickness of arch ring which is reinforced by adding a new arch ring,this paper proposes a method for determining the thickness of inner arch ring under the arch bridge.
参照拱圈上增设拱圈叠合受力加固法新设拱圈厚度的确定方法,对拱圈下内套拱圈厚度的确定提出设想,对拱圈安全厚度提出建议和确定方法。
4) safty degree change of the wall
墙体安全度变化
5) safety thickness of roof
安全顶板厚度
1.
Mathematical forecasting model of safety thickness of roof for mining orebody under the complicated backfilling;
充填体下矿体开采安全顶板厚度数学预测模型
6) efficient safety thickness
有效安全厚度
补充资料：岩墙
1.将要倒塌的墙。借指危险之地。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条