Based on analyzing the mechanism of laser peen forming(LPF),a theory of pure bending with small deflection of metal sheet induced by laser peening was presented,the estimated formula of sheet deformation curvature after LPF was derived,and the mathematical model among radius curvature of deformation,depth of residual stress and the material property was established.
以外弯矩替代激光喷丸后的残余应力层,把激光喷丸板料变形过程等价为平板的纯弯曲问题,推导出激光喷丸后板料的变形曲率估算式,建立了板料变形曲率半径与残余应力层深度、残余应力的大小及分布和材料性能之间的关系模型。
Due to the distinct difference in tensile and compressive properties,the position and deformation curvature of curved neutral layer will change with time for the!strata in a creep state.
由于岩石材料抗拉与抗压性能的明显差异,使岩层受蠕变作用时,其弯曲中性层位置及变形曲率都将随时间变化。
In this paper,theories of flexibility difference and deformation curvature which identify structural damage are introduced.
文章介绍了柔度差和变形曲率用于结构损伤识别的理论。
Study on influence of curvature deformation of ground surface in coal mine on free way;
地表曲率变形对高速公路影响的研究
Error analysis on DEM-based terrain curvatures models;
基于DEM的地形曲率计算模型误差分析
Correlation of Cross-river Shield Tunnel Between Longitudinal Deformation Curvature and Segment Leakage
越江盾构隧道纵向变形曲率与管环渗漏的关系
The Curved Surface Deformation of Negative Curvity in Minkowski Space;
Minkowski空间中的常负曲率类空曲面的形变
Curvature Displacement Relationship for an Elastic Curved Bar in Three Dimensional Deformations
空间弹性曲杆在三维变形中的曲率-位移关系
Steel skeleton deformation characteristics analysis of solar greenhouse on different curvature
不同曲率下日光温室钢骨架变形特性分析
Internal force calculation of the brick and concrete structure in the surface ground curvature deformation situation
砖混结构在地表曲率变形情况下的内力计算
To turn or twist(wood, for example)out of shape.
扭曲使(木头等)扭曲变形
The state of being twisted or bent out of shape.
扭曲扭曲或变形的状态
Bending deformation:The component bends in one side after welding.
弯曲变形:构件焊后朝一侧弯曲的变形。
caliber radius head
弹头蛋形部曲率半径
Hypersurfaces with Constant Mean Curvature in a Riemann Manifold with Constant Curvature and with Quasi Constant Curvature;
常曲率和拟常曲率Riemann流形中的常平均曲率超曲面
Conformal Gaussian curvature equations on the 2-dimensional complete manifolds with nonnegative curvatures
非负曲率完备2维流形上的共形Gauss曲率方程
flattened and curled shape
变平或变弯曲的形状
In measuring the pipeline curvature, the FBG sensor may be twisted due to sustaining bending deformation.
在测量地下管线的离散点曲率时,光纤光栅传感器除了承受弯曲变形外,还会发生扭转的情况。
When the curvatures are in the same direction, the part with bigger curvature tends to reduce its curvature value.
在曲率方向相同时,曲率大的部分有向曲率减小的部分变化的趋势。
hyperbolic form of Lorentz transformation
洛伦兹变换的双曲形式
twist sth. out of shape
把某物扭曲使其变形
A curved mirror distorts the features.
弯曲的镜面使容貌变形。
The 2- harmonic Submanifold in Quasi- constant Curvature Riemann Manifold
拟常曲率黎曼流形中的2-调和子流形