In view of special conditions in quarry the paper takes Gujingxiang side-hill quarry as an example, introducing cutting wall mining method based on mining with steeper working slope.
结合露天采石场的具体情况,以古井祥业石场山坡型露天矿为例,介绍了基于陡帮开采的切壁开采方法。
The stability and repeatability of reagent and the working curve slope is proved to be well through experiment.
实验证明试剂和工作曲线的斜率有很好的稳定性和重现性。
In application, it takes the natural environment of Changbai County, which located in southern slope of Changbai Mountains, as working area and makes mountainous climatic resource study.
在应用上,以长白山南坡长白县境内的山区自然环境为例,进行了区域气候资源的研究工作。
The fuel consumption standards in plough and revise coefficients of working conditions of a tractor, field length, field slope and field surface condition were worked out.
制订了犁耕油耗标准,确定了相应的发动机技术状况修正系数、作业区长修正系数、地表修正系数和坡度修正系数。
Analyzing the stability of the side slope through classical ultimate balance method, the working state is fictitious without considering the stress-strain relation of the soil mass.
采用传统的极限平衡方法来分析边坡的稳定,没有考虑土体本身的应力—应变关系,其工作状态是虚拟的。
This paper tries to interpret the academic basis and technical working of long-width steel beam with variable slope tag, referring to the engineering project of the Anting Viaduct in Shanghai.
结合上海安亭立交桥的实际工程项目,简要叙述了大跨度钢梁采用变坡拖拉的理论依据与施工技术。
We research the digging of blasting in the Chu-Ning expressway high slope cutting of Anhui Province, factors of influence the parameter of blasting result and choose rational working procedure.
课题以安徽省埠宁高速公路高边坡路堑爆破开挖为研究对象,重点分析了影响爆破效果的参数及其合理的施工顺序。
Here, the working encountered large mined-out area at one side and free surface of hill slope at the other side.
在这里,工作遇到一面山坡和自由表面在对方大采空区。
The calculation formula of unknow points deduced by straight slope of direction intersection is a feasible and convenient working method;
依据直线斜率的计算公式(即点斜式)推导出待定点的计算公式。
Contrapose the features of the slope, mechanical parameters of soil under multi-rate of water content are obtained through investigation, multi-working conditions are chosen for the slope design.
针对边坡的工程特征,在勘察中获取了多种含水状态下的土体力学参数,在多种工况条件下对边坡进行治理设计。
The centering device is mainly used for preventing the support tilting when moving the composite support on a slope working face.
扶位装置主要是在斜坡工作面移动综合支架时防止支架倾倒。
In the construction of retaining wall with steep slope grade, manual hole digging piles are adopted in combination with reverse working for ramming reinforced concrete wall panel.
高坡挡土墙施工中采用人工挖孔桩,并结合逆作法捣筑钢筋混凝土墙板的方法,具有无需土方大开挖、无需支撑、施工安全和节约基建投资等优点。
In the construction of retaining wall with steep slope grade, manual hole digging piles are adopted in combination with reverse working for ramming reinforced concrete wall panel.
高坡挡土墙施工中采用人工挖孔桩,并结合逆作法捣筑钢筋混凝土墙板的方法,具有无需土方大开挖、无需支撑、施工安全和节约基建投资等优点。
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