弯曲

The constitution equation for cartilage is of Hooke elastic material type and that of muscle is of exponential type with two material parameters.

气管的软骨部分为薄圆柱壳的弹性小变形薄膜和弯曲变形状态，而肌肉部分为大应变薄膜应力状态，忽略其弯曲刚性。

And established the mechanics model,optimization parameter model,optimization mathematics model for the elastic element of the extensometer,programs analysis file and optimization control file by using the ANSYS parameter design language.

解析设计方法：依据弹性元件的受力特点建立其力学模型，运用已成熟的力学理论，如薄板弯曲理论、梁弯曲理论、柱拉压理论、剪切理论等获得弹性体的应力应变的解析值，从而获得目标函数和状态变量的解析值。

The effects of steel plate width, steel plate thickness, laser power, laser scanning velocity on final bending angle were studied.

研究了板材厚度、板材宽度、激光功率和激光扫描速度对激光弯曲成形最终弯曲角度的影响。

The third molding tool construction compares the complicacy, because lifts the hand divides to realize 180 degrees of flection is still supplementary at the same time a series of others is bent, the molding tool is complicated, the sport also wants to divide a the step completes, in consideration of sport of successively problem.

第三套模具结构比较复杂，因为提手部分要实现180度的弯曲同时还附带着一连串的其它弯曲，模具复杂，运动也要分步完成，考虑到了运动的先后问题。

Notch flexure strength of Al2O3 /TiC ceramics was tested at 20℃, 600℃and 800℃.

研究了Al2O3 /TiC复合陶瓷的高温弯曲断裂强度和弯曲切口强度。

Through carrying out force bearing analysis on the spring ring and utilizing the correlated theory of mechanics of materials,the relationship between bending moment and bending angle was derived while the spring was subjected to the action of bending moment.The computation formula of bending angle of spring was obtained,and an optimization was carried out on the parameters.

同时，对密圈圆柱螺旋弹簧的弯曲刚度和横向刚度的计算也有一定的研究，以往的普遍研究方法是将整个弹簧等效为一等截面的弹性圆柱体，基于普通弹性理论的方法导出了弹簧的弯曲刚度和横向刚度的计算公式，具有较大的误差[1，2]。

Find a curvy road in the Protegé, any curvy road, and this car will change your perspective on front-wheel drive.

查找在门徒弯曲的道路，任何弯曲的道路，这款车将改变您对前轮驱动的观点。

Concretely, firstly with Timoshenko beams, the fundamental formulae of solutions of dynamical equations, boundary conditions and initial conditions have been transformed by Laplace transformation. Secondly, in the Laplace regions , we gain the analytical solutions of impact forces at the impact contact points, shear and maximum inverse stress of beams. Then, by using Durbin numerical inverse method, we gain the numerical solutions of Timoshenko beams under various restriction conditions. Moreover, the graphs about impact forces at the impact contact points, shear and maximum inverse stress of beams can be obtained too.

把Timoshenko梁力学模型动力学方程的基本解形式、边界条件以及初始条件进行Laplace变换，在Laplace区域得到了冲击接触处的冲击力、整个梁的最大弯曲应力和剪力的解析解，然后利用Durbin数值反演的方法得到了各种约束条件下的Timoshenko梁模型时间-空间的数值解，得到了冲击接触处的冲击力、梁各处的最大弯曲应力和剪力的曲线图。

Compared with traditional DEM or TIN based methods, this pure vector approach obtains not only the topological structure of drainage system in planar graph, but also the valley distribution polygon range. Depending on geometrical computation and judgment of vector line, polygon, the structured properties in drainage representation is enhanced, avoiding the case of noise disturbance in DEM based method. The core algorithm makes use of the ability of Delaunay triangulation in detecting hierarchical structure of each contour line.

中文摘要：基于Delaunay三角网模型在矢量等高线基础上通过弯曲特征分析，给出了一种地形结构特征提取及谷地树组织的方法，与传统的基于DEM或TIN数据结构提取地形特征的方法相比，该方法不仅得到了谷地系统在平面图上的拓扑结构，还获得了河谷在空间分布上的汇水范围，依托矢量线、多边形的几何关系判断，增强了谷地树组织中的结构化，避免了DEM方法中的噪音干扰，方法的核心是Delaunay三角网在单根等高线弯曲深度表达上的层次结构识别。

In general, the curvature radius of the optical fiber must be greater than or equal to 40 mm.

光纤的弯曲半径应大于光纤直径的 20 倍，一般情况下弯曲半径大于等于 40mm，光纤的走线路径上，不能有突出元器件。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。