EARTH S STRESSES——Theoretical formula of gravitational stresses of a spherical shell;
地球的应力——球壳型重力应力的理论公式
The ground surface subsidence caused by underground excavation in which has obvious tectonic stress effect is the coupling effective results of tectonic stress and self-weight stress.
分析了构造应力型开采地表沉陷宏观破坏特征,揭示了构造应力型开采卸载地表沉陷的力学本质,建立了构造应力型开挖地表沉陷的力学模型,指出现有的自重应力型地表沉陷规律的理论方法不适用于构造应力型地表沉陷规律的研究;引入概化地应力概念,导出了构造应力作用下地表变形的预计公式体系。
The self-weight stress was successfu.
并且尝试了一种新的方法比较成功地测试出了自重应力,可对于类似的试验研究提供参考。
This type of ground movement is differential from the mining surface movement of coal mines by the effect of gravity stress.
采用急倾斜崩落法开采的金属矿山与急倾斜煤矿开采的地表沉陷均属于构造应力作用下的地表移动问题 ,它们与自重应力作用下煤矿地表移动规律的区别在于 :后者同时还受构造应力、矿体产状、覆岩结构、开采与放矿等的影响。
Based on the analyses of relations of physical and mechanical behavior indexes of rocks or soils,such as the variation of bulk density,natural void ratio and consolidation settlement along with depth or gravity stress,the laws of deadweight stress field of rock and soil are discussed.
通过对容重、天然孔隙比和固结沉降量等岩土物理、力学性质指标随深度或自重应力变化而变化的规律的分析,探讨了岩土内部自重应力场的分布规律。
Based on numerical simulation,the ground movement laws and deformation mechanism were studied at mining steep deposits in high tectonic stress area and in gravity stress area.
为了研究急倾斜矿体开采的岩移规律与变形机理,采用数值模拟的方法,对急倾斜矿体在高构造应力和自重应力2种条件下的岩移特征进行对比分析。
The method of renewing stress on the slope in landside correction;
滑坡防治的应力重塑方法
This paper deals with the extention of traditional wheel/rail interactions to wheel/roller case and investigating the gravitational effects under contact conditions with different wheel and rail(or roller)profiles.
机车车辆轮轨接触关系中重力效应是影响动力学性能的重要因素之一。
Study on Ratios of Effects of Different Loads to Gravity on Curved Box-Girder Bridges
弯箱梁桥各种荷载应力与自重应力之比的研究
According to the weight stress field, the seismic stress field, the temperature stress field in the composite stratified rock mass, the initial stress field in rock mass is discussed theoretically in this paper.
本文从复合层状岩体自重应力场、造应力场、度应力场出发,在理论上探讨了岩体初始应力场。
finsterwalder prestressing method
以自重桥梁结构预应力法
Research on the Adaptive Reclosure of Single-circuit Transmission Line;
电力系统单回线自适应重合闸的研究
The Importance of Cultivating the Student s Ability to Learn and Practise Independently at Universities;
高校体育教学应重视学生自学自练能力的培养
Design and Application of the Office Automation System of ChongQing Electric Power Corp
重庆市电力公司办公自动化系统设计与应用
Higher Vocational Education should Focus on the Development of Students Self-taught Competence;
高等职业教育应重视发展学生的自学能力
The Cultivation of Students Autonomous Learning in University PE;
高校体育应注重学生自主学习能力培养
The Students Self-learning Abilities Should Be Emphasized In Advanced Maths Teaching;
高等数学教学应注重培养学生的自学能力
Emphasizing to Improve Self-Training Abilities of College Students in Physical Education;
高校体育教育应注重提高大学生自我锻炼能力
The Teaching of P. E. Should Pay Attention to the Training of Students?Self-exercising Ability;
体育教学应注重学生自我锻炼能力的培养
Modern Distance Education should Attach GreatImportance to the Training of Student s Self _ taught Ability;
现代远程教育应重视学生自主学习能力的培养
Teaching in Dialectics of Nature Should lay Special Emphasis on Training the Innovation Ability of Graduate Students;
自然辩证法教学应注重研究生创新能力的培养
Moral Education:Stress on Raising the Students Self-education Ability;
思想品德教育应重视学生自我教育能力的提高
Physical Culture Teachig Should Stress the Cultivation of Students′ Self exercise Ability;
体育教学应重视培养学生的自我锻炼能力
Genetic Effect Analysis of Combining Ability Using Recombinant Inbred Lines in Rice
利用水稻重组自交系进行配合力遗传效应分析
Adaptive Reentry Guidance Law for Onboard Changing Attack Objective
具备目标重定向能力的自适应再入制导律
A SIMPLIFIED CALCULATION METHOD FOR INITIAL PRESTRESS OF LEVY CABLE DOMES WITH THE CONSIDERATION OF SELF-WEIGHT
Levy型索穹顶考虑自重的初始预应力简捷计算法