壳的

But the theory of buckling of polar orthotropic plates is a challenge problem, and no perfect result has been worked out.

由于近年来，复合材料板、壳的广泛应用，各向异性板、壳的变形问题越来越引起人们的重视。

By the use of the obtained relationship between reflectively and frequency, the effects of thickness, material coefficients and viscoelastic damping of outer shell on the scattering characteristics of the structure were calculated and analyzed.

利用已得到的散射率函数，计算并分析了外层壳的厚度、材料常数、粘性阻尼等对双层球壳散射特徵的影响。

Weak formulation of mixed state equations including boundary conditions are presented in a cylindrical coordinate system by introducing Hellinger_Reissner variational principle.

从Hellinger_Reissner变分原理出发，在柱坐标系中，导出圆柱壳的弱形式混合状态方程和边界条件，联用状态空间法给出叠层柱壳的解析解，此法使得求解该类问题的形式得以扩大和统一。

West Sarawak, which located in the Northwest of Kalimantan island, geotectonically underwent geosynclinal, platform periods and now in diwa process. The geological and structural features of Lupar River regionhe west part of West Sarawak?

位于加里曼丹岛西北部的西砂捞越地区，大地构造经历了地槽、地台和地洼三个演化阶段，西砂捞越西部卢帕河地区的地质构造特征代表了自晚白垩世到渐新世期间北东洋壳对南西陆壳的汇聚挤压作用。

The traditional design method for volutes has defects, which makes a new approach to the design of volutes significant.

蜗壳的传统一维设计方法存在着缺陷，对蜗壳设计方法的改进有着重要的意义。

On the basis of the results and methods of the researches done at home and abroad the analytical model of finite element has been built according to the formation and behavior of I-section plate girders with stiffeners.

实际工程中的板件由于存在初始几何缺陷或在荷载作用下发生屈曲变形后，便具有了壳体的特征，因此文中采用板壳的曲壳有限元分析方法。

The ESM analysis shows that the conjoint between CaCO_3 particle and the matrix PVC resin is very tight, and the morphology of the fracture surfaces is very rough with slippages and drapes. It means that the PVC/CaCO_3 composites have changed their brittleness to toughness.

由红外光谱分析、热重分析和样条冲击断面的扫描电镜表明，TDI、HTPB能牢固地键接在CaCO_3表面，形成以CaCO_3为核，以改性剂为壳的&软壳硬核&粒子，并与PP具有一定的粘结强度。

Hy rib pyramid lattice shell is researched systematically in this thesis. It synthesizes the merits of folded plate and spatial grid structure and will be widely applied in practical projects.

本文研究了一种新型的空间网格结构——折板形锥面网壳，它综合了折板和网壳的优点，有广泛的工程应用前景。

Ningbo Qiujing Instrument Parts Factory is specialized in producing seam with spindle shell companies, the company spirit of "quality brand, customer service in good faith," the purpose of working at home and abroad knitted garment sewing factory and other industries to provide "reliable performance good quality "and" Fairview card "shell Soe.

宁波求精仪表零件厂是专业生产梭壳的缝配企业公司，公司本着&以质量提升品牌，以诚信服务客户&的宗旨，致力于国内外缝纫机制造厂及服装针织等行业提供&性能可靠、质量上乘&的&锦绣牌&梭壳。

Of the eggs, some have egg-shells and are of two different colours within, such as birds'' eggs; others are soft-skinned and of uniform colour, asthe eggs of animals of the shark kind.

卵里的一些有卵壳，内部有两种颜色，像是鸟蛋；一些是软壳的，统一颜色，像是鲨鱼类的动物。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。