查询词典 displacement

In this paper,according to the second kind of reciprocal theorem s of finite displacement,a cylindrical bend plate with large deflection is calculated.

本文应用付宝连的大挠度弯曲直梁的功的互等定理，求解一个柱面弯曲板条的挠曲面方程。

The conclusions provides practical significance for engineering practice.The side displacement of the glass plate center is larger or less than the glass plate thickness,for the 3D geometric size of the glass plate and the lateral load vary in a wide range. In other words,the mechanic analysis of glass plate belongs to large deflection or small deflection theory in thin plate theory.

由于幕墙玻璃的三向几何尺寸和横向荷载集度可在较大的范围内变动，玻璃板中心的侧向位移，有可能小于或大于玻璃板的厚度，也就是说，幕墙玻璃的力学分析，既可能属于薄板理论中的小挠度问题，也可能属于大挠度问题。

Firstly, the relationship of Atomic force and distance is studied. The scan type of samples and the working mode of probe is confirmed, then PZT is chosen as actuator for micro scan displacement, and optical deflexion method is used to detect the deflexion value of cantilever. After all these work, the system light path design is finished, and its mathematical model is completed.

首先，分析了原子力探针系统的中原子力–距离的关系，并确定探针系统的探针的工作模式和样品的扫描模式，从而选择压电陶瓷作为扫描微位移驱动器；采用光学偏转法检测微悬臂偏转量，并选用了PSD作为传感元件，并在此基础上进行了系统光路设计及其数学模型的建立。

Objective: To study the displacement and intra-stress distribution of degenerate lumbar disc during rotation manipulation by using 3D finite element system,so as to explore the mechanism of action,safety and rationality of manipulation.

目的：用三维有限元法，分析施行坐位腰椎旋转手法时退变腰椎单元的内在应力及位移分布的特点，以探讨手法的作用机制、安全性及其合理性。

The seismic performance such as failure pattern,fai lure mechanism,hyst eresis loop curves,restoring-force model,displacement-restoring capacity,displac ement ductility,rigidity degradation and energy dissipation of two pieces of HPC frame with double-story and double-span are studied systematically by testing o f low reversed cyclic loading.

通过低周反复荷载试验对两榀双层双跨高性能混凝土框架的破坏形态、破坏机制、滞回曲线、骨架曲线、恢复力模型、变形恢复能力、位移延性、刚度退化、耗能能力等性能进行了较为深入系统的研究。

And, the DEM displacement and FEM stress analysis are two common methods of computer simulation.

在边坡变形破坏的计算机模拟已有的方法中，应用比较普遍的是有限元应力分析和离散元位移分析。

The principle and way of dectecing ultrasonic displacement of solid surfaces with laser heterodyne and phase-lockedloop to demodulate are described.

论述了应用激光外差和锁相环解调原理探测固体表面超声位移的原理、方法，并利用激光外差干涉仪对固体表面的超声位移进行了探测，得到了很好的结果。

During 48 hours of corrected hypovolemia and controling shock,the fractures were fixed by plaster support,steel plate,Kirschner wire,intramedullary interlocking nailing respectively according to the displacement of fracture.3-7 days after operation,the excision of eschar and dermatoplasty were done in all patients.

在纠正低血容量、控制休克后的48h内，根据骨折移位情况，1例仅给予石膏托固定，3例分别给予钢板、克氏针、带锁髓内针固定。3~7d后再给予切痂或削痂植皮。

This paper measured the constitutive relation of soil in the condition of the low stain-rate by Split Hopkinson Press Bar technology. It offers the reference for study in high stain-rate in the future. And simulated the explosion between soil and concrete by finite element dynamic analysis software LS-DYNA3D. Finished the numerical simulation for power of exploding between soil and concrete in different position of detonator and different scale model. Set out the curves of displacement, velocity, acceleration and pressure of different position. Obtained the destructibility of concrete target in different explosion condition. It offers data reference for theory studying and engineering designing.

本文首先利用分离式Hopkinson压杆实验技术测定了土在低应变率下的本构关系，为以后进行较高应变率下的研究提供了参考；后面着重利用三维显式非线性有限元动力分析软件LS-DYNA3D对土壤混凝土介质中的爆炸进行了数值模拟，采用土壤混凝土分层介质模型，完成了不同装药位置、不同缩比模型的混凝土模型中爆炸威力的数值模拟，测定了不同情况下的压力曲线及典型位置的质点位移、速度、加速度和压力，得出了混凝土靶在各种不同爆炸条件下的破坏情况，为理论研究和工程设计提供了数据参考。

We also make the calculation of the FEM in with indoor data, then we detrude safety factory of anti-liquefaction、 vibration shearing strength and level vertical displacement of these improvement measure on tie condition of earthquake, we could determinant these methods after series analysis of the results.

结合室内试验数据，通过有限元计算，得出几种处理措施在地震作用下的抗液化安全系数、动剪应力、水平位移和竖向沉降位移和震陷情况，对计算结果进行分析，判定几种处理方案的可行性；最后对振冲碎石桩方案进行合理性分析，得出最优化方案。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。