查询词典 shear angle

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。

Moment and shear geometric sequence method is based on moment and shear distribution method.

本文所介绍的弯矩剪力等比数列收敛法是以弯矩剪力分配法为基础，通过采用适当的弯矩、剪力的传递方式。

Optical-Shear technique was utilized to study the structure evolution of two model immiscible polymer under shear and quiescence conditions.

以此为基本出发点，首次考察了粒子填充不相容体系的分散结构的在流场下的动力学响应。

The main results of the study are obtained as follows:1 In order to analyze and study the physical and mechanical characteristics of Lianyungang marine soft clay deeply, large numbers of basic mechanical characteristics tests and tri-axial shear tests are completed.2 In order to investigate the loaded and failure characteristics of the cement-soil, the cement-soils for the different ratio and different cure time are studied in the laboratory, and their unconfined compression tests and tri-axial shear tests are performed.3 Based on the solution of one-dimension consolidation, the one-dimension consolidation of the double-layered foundation is solved for two-grade loading in virtue of transcendental equation; Simultaneously, the one-dimension consolidation of the double-layered foundation is solved by means of Laplace transform for two-grade loading, and Stehfest numerical transform is applied in Laplace's inverse transformation; Furthermore, according to the practical foundation shapes, the consolidation models of the soil between piles and the substratum are built and solved respectively.4 The effect of each parameters on the consolidation of the double-layered foundation is discussed, and the solution of load transfer method for double-layered foundation is applied in A1-A4 section of Lian-Xu expressway. The results of calculating settlement of the double-layered consolidation theory are basic agreement with the measuring settlement results.

取得了以下几方面的研究成果：1针对连云港海相软土进行一维固结和三轴剪切试验，深入分析连云港海相软土的物理力学特性。2模拟水泥土搅拌桩施工，在室内制备不同配比、不同龄期的水泥土试样，并进行无侧限抗压试验和三轴剪切试验，揭示水泥土的受力特性及破坏特性。3运用超越方程，以双层地基一维固结解析解为基础，推导出二级加荷条件下双层地基的固结解析解；同时，通过荷载传递法并借助Laplace变换对双层地基的固结问题进行了数值求解；此外，根据实际的地基结构，建立了桩间土和下卧层的固结模型并分别进行求解分析。4分析探讨了双层地基中各参数对双层地基固结的影响程度，并运用荷载传递法的解答计算了连-徐高速公路A1-A4标水泥土搅拌桩处理段的六个断面，计算结果与实测数据有较好的一致性。

To evaluate the effect of shear on deformation of beams, shear in beams under the action of a concentrated load is expressed in terms of a single-valued continuous inverse trigonometric function.

为了估计剪力对梁变形的影响，在集中力作用下梁内剪力用一个单值连续的反三角函数表示。

With a smooth inwall, the shear effect will be weaken for the reason of decrease of shear force.

内壁越光滑，物料越不易挂壁，物料层间的相对运动速度减小，剪切速度变慢。

Through the analysis of five calculation methods of shear velocity and roughness length (Z0), choose Kerman Prandtl method and log-parabola method as the methods to calculate shear velocity and roughness length.

本文通过对5种计算摩阻流速u*及粗糙长度Z0的方法分析研究，选择卡曼-普朗特方法和对数抛物方法作为本文计算摩阻流速和粗糙长度的方法。

On the basis of the Leonov viscoelastic constitutive model, oscillatory shear flow of polymer melts in cavity during injection molding (including oscillation shear stress, melt temperature rise generated by oscillation, oscillation pressure gradient, solidified layer and oriented layer) has been researched for the first time.

本文采用了Leonov粘弹本构模型，首次研究了在注射成型中模腔内聚合熔体的振动剪切流动规律（包括振动剪切应力、振动产生的熔体温升、振动压力梯度、固化层和取向层），在研究模腔内振动剪切流动机理的同时，还在实验上研究了振动作用对制品结构和性能的影响。

The effects of radii of curvature of ellipsoids, surface entraining velocity, normal load at the contact point and the limiting shear stress on the distribution of pressure, profile and thickness of oil film, three dimensional shear stress and traction coefficient have been studied.

三、分析比较了弹流润滑过程中润滑油和牵引油的各种流变模型，首次采用了四次方型粘塑性流变模型来描述润滑油在弹流润滑过程中的流变特性。

Methods Linkmax HV, Nexus 2(NX2), Variolink Ⅱ HV asdual-cured resin luting agents were bonded to silanized GN-Ⅰ glass ceramics, and irradiated by 800, 310 and 80 mW.cm-2light intensity to form micro-shear test specimens. After 1, 90 d water storage, micro-shear bond strength of silanized resin/ceramic luting agent were measured.

选取Linkmax HV、Nexus 2(NX2)、Variolink Ⅱ HV3种双重固化树脂粘接剂，使之与硅烷偶联剂处理的玻璃陶瓷粘接，接受800、310、80 mW·cm-2光强度照射后，制作成微剪切试件，然后在水储存1、90 d后，接受剪切实验。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。