查询词典 elastic

On the basis of the frequency domain Born approximation theory of the scattering of two dimentional elastic waves, the time domain Born approximate solution to the scattering of elastic wave s with arbitrary frequencies is derived.

在二维弹性波散射频域Bron近似解的基础上，通过Fourier变换，推导了任意频率平面P波组合的脉冲波入射二维散射系统时，散射场的时域Born近似解。

Biot's consolidation theory was used to serve as a frame working with the nonlinear elastic model or with elasto-plastic model in the program. Nonlinear elastic model includes Duncan-Zhang model, Gong Xiannan Ko consolidation model and the model proposed in chapter 2. Elasto-plastic model in the program includes Mohr-Coulomb model, Drucker-Prager model and the bounding surface model developed in chapter 3. The program can be used in cases of plane problem and axisymmtric problem.

FOR，针对软土地基的变形特点，该程序以Biot固结理论为框架，可以进行线弹性，非线性弹性和弹塑性的有限元计算，在非线性弹性模型中包括了Duncan—Chang模型、龚晓南Ko固结模型和本文建立的非线性模型，弹塑性模型中包拓了Mohr—Coulomb模型，Drucker—Prager模型以及本文中建立的边界面模型，该程序可以考虑平面问题也可以考虑轴对称问题。

A yellowish, amorphous, elastic material obtained from the milky sap or latex of various tropical plants, especially the rubber tree, and vulcanized, pigmented, finished, and modified into products such as electric insulation, elastic bands and belts, tires, and containers.Also called caoutchouc , India rubber

橡胶：一种浅黄色的弹性非晶体物质，从各种热带植物尤其是橡胶树的乳液或胶乳中提取，然后加以硫化、着色、磨光、加工成如电绝缘材料、弹性带和弹性条、轮胎和容器等产品也作 caoutchouc ， India rubber

His research on mechanics deals with elastic mechanics, photo-elasticity, structural mechanics, visco-elastic mechanics, celestial mechanics, fluid mechanics, and dynamic stability.

他在应用力学方面的研究涉及到弹性力学、光弹性、结构力学、粘弹性力学、天体力学、流体力学、动力稳定性等方面。

This paper discusses the work principle of elastic vibrating- rod sieve, and through the transformation of the existing circular sieve-shakers, illustrates the functions of elastic vibrating-rod sieve in the process of the fine screening of moist coal , and points out some existing problems and developing directions in the future.

论述了弹性振杆筛的工作原理，通过对现有圆振筛的改造，阐明了弹性振杆筛在解决湿煤细筛分过程中的作用，并指出了存在的问题及今后的努力方向。

Finally, the elastic-plastic and elastic-viscoplastic clastic theory is proposed. It can be used as a supplement to the finite element algorithms.

最后，作为目前有限元算法的补充，研究了块体理论的弹塑性和弹粘塑性计算问题。

Semi-infinite model looks the foundation as a homogenous, continuous and elastic semi-infinite body, it can reflect the continuous deformation, especially suit to the close-grained thick terrene or rock slope which have good elastic property.

而且在以前的计算中，都没有考虑框架与坡面之间强大的摩擦力引起的框架梁内力变化。

Considering that both the solution of the structure natural vibration frequency and mode as well as its elastic stability coefficient can transform into eigenvalue problem of the structure dynamic equilibrium equation, taking the fundamental frequency and the elastic stability coefficient of the structure as the evaluation criteria, the possible arrangements of Mi-brace and X-brace for halfthrough CFST arch bridge with 360 m span were comparatively analyzed, and the advices for the reasonable space of the Mibrace and the X-brace were advanced.

鉴于结构自振频率、振型及弹性稳定系数的求解均可转化为源自结构动力平衡方程的特征值问题，先以结构基频及弹性稳定系数为衡量标准，对一座360 m跨的中承式钢管混凝土拱桥可能的米字撑及X撑布置方案进行了分析对比，并据此提出了X撑及米字撑的合理间距。

Applying the software of Rock Elastic-Plastic Failure Process Analyzing-REPFPA, a series of comparison studies are made on the elastic-plastic failure process of rock specimen by means of numerical simulation.

应用岩石弹塑性破裂过程分析软件，对岩石试样的弹塑性破裂过程进行了一系列的数值模拟比较研究。

Previous jobs mostly adopt liner elastic model to simulate elastic cushion, that simplified the computus and decreased precision.

弹性垫是抑制压痕的有效方法，但是由于弹性垫的介入，使得多点成形过程的数值模拟变得更加复杂。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。