Numerical analysis of stress variation within geometrically unsymmetric samples before crack initiation;
非几何对称试件启裂前应力变化的数值分析
Laser-experimental investigation of stress variation within geometrically unsymmetric samples before cracked;
几何不对称试件启裂前应力变化的激光实验研究
Directed at complete study on the law of the overlying strata and the characteristics of stress distribution on mining in steeply dipping seams,this paper is focused on research on the law of overlying strata and the stress variation characteristics by simulating the exploitation of the fully mechanized coal mining face in steeply dipping seam of Xinzhuangzi mine.
为了全面研究大倾角煤层开采上覆岩层垮落特征和围岩应力分布规律,运用相似材料模拟新庄孜矿大倾角综采工作面的开采,研究开采后大倾角工作面上覆岩层移动规律及应力变化特征。
The optimal algorithm is applied to determine the initial stress field of rock mass according to the stress changes around tunnel after excavation.
根据隧道开挖后其周围地应力变化的观测数据, 建立了基于优化算法的岩体初始应力场识别方法。
Constant stress creep and stress change-strain transient creep of ZL109 alloy have been investigated at 350℃ .
研究了350℃下ZL109铝合金在外加应力变化条件下的瞬时蠕变行为。
Although the anchor cable is widely used in the geotechnical projects,the prestress variation rules of the anchor cables are still not clear,especially the prestress loss when being locked and lasting of prestress variation of cable in cracked rock are interesting issues.
在综合分析锚索预应力阶段变化特点的基础上,将影响锚索预应力变化的因素归结为可补救、长期作用和周期波动三类,并分别进行了定量和定性分析。
The Study of Changes in Femoral Stresses after Total Hip Arthroplasty and the Effect of Tersion;
THA前后股骨应力变化及扭力的影响
Field Measurement and Analysis of Stress Variation in Stress Cone of High Voltage Cable Terminal
高压电缆终端应力锥应力变化的现场测试分析
Influence of static stress changes on earthquake locations in southern California
静应力变化对南加州地震位置的影响
The Principal Compressive Stress's Variation of M4.6 Daqiao Reservoir Earthquake
大桥4.6级水库地震的主压应力变化
Investigation on the Regulation of Thperature Stress in Concrete under the Change Temperature Environment
温变条件下混凝土温度应力变化规律研究
Finite Element Analysis on Stress Change of the Lumbar Disc Degeneration
腰椎间盘退变后应力变化的有限元分析
Their dynamics is the ground-stress change caused by the Earth rotation.
其动力主要来源于地球自转造成的地应力变化。
The Effect of Density Changes on Polyesterification Kinetics
密度变化对聚酯化反应动力学的影响
Experimental study of stress-strain properties of intact soft clay considering the change of principal stress direction
考虑主应力方向变化的原状软黏土应力应变性状试验研究
Stress ellipsoid is often used to describe the variation scope of stress state.
全应力的变化范围常用应力椭球方程和应力椭球面来描述。
temperature-stress-strain diagram
温度-应力-应变图
Electrochemistry method to measure the varies of thermodynamics function in the chemistry reaction
电化学法测定化学反应热力学函数变化值
FE Simulation of Deformation and Residual Stress for Surface Rolling;
滚压强化变形及残余应力的数值仿真
Variation of Tectonic Stress Researched with GPS Data
GPS资料研究构造应力场变化特征
Effect of Heat Stress on NO and NOS Levels in the Serum of Dairy Cows
热应激奶牛血清NO浓度和NOS活力的变化
Change of cartilage matrix metabolism under stress
应力状态下软骨基质分解代谢的变化
Allergen nasal challenge tests in 125 allergic rhinitis cases were observed.
观察125例变态反应性鼻炎变应原鼻内激发试验前后鼻阻力变化。
To each increment of load they respond with a definite change of stress and deformation.
对荷载的每个增量,应力的变形都有确定的变化。