壳

The structures of cylindrical shell and spherical shell are basic components and widely used in industrial fields.

圆柱壳、球壳结构是工程领域中普遍应用的基本构件，研究该类壳体结构流固耦合辐射声场，对国防武器装备隐身技术的进步、工程结构的噪声控制及现代机电产品的低噪声优化设计等都具有重要的理论价值和现实意义。

In this paper ,imitative shell method is adopted to analyze the static properties of single layer short-distance spherical shell.

本论文采用拟壳法进行单层短程线型球面网壳的静力分析。

Shakedown analysis of a thick spherical shell of material with different strength in tension and compression was carried out.

对拉压强度不同材料厚壁球壳进行了安定分析，得出了球壳加载应力场、残余应力场及安定极限的解析解，所得的解能反映材料拉压强度差效应。

Under the guidance of FE simulation, the spherical shell with equivalent thickness 1 07mm is produced.

当理论计算不考虑球壳的几何缺陷和物理缺陷时，球壳能承受的理论外

Seismic responses of long-span single-layer and double-layer reticulated spherical shell under wave excitations and uniform excitation s are studied.

本文考虑了地震波的行波效应，采用不同的视波速，对单双层球面网壳结构在行波激励下的反应分别进行了计算分析，并与在一致激励下的地震反应进行对比，考察了两者之间的差异，深入分析了大跨度单双层球面网壳结构在行波激励下的地震反应规律，得出了一些有益于工程实际的重要结论。

It is well known that problems of vibrations of spherically isotropic(a special form of transversely isotropic)spherical shells are moredifficult to deal with than those of the isotropic ones.

由于包含五个弹性常数，球面各向同性(属横观各向同性的一种特殊形式)球壳振动的研究要比各向同性球壳振动的研究复杂。

The results showed that the SiO2-g-PS nano-microsphere had a structure of sphericity composed of PS and SiO2 as core and shell respectively.

结果表明，乳液聚合产物基本呈球形、SiO2为核、PS为壳的核壳结构。

A small tropical cephalopod of the genus Spirula having prominent eyes and arms and a many chambered shell coiled in a flat spiral .

旋壳乌贼属的热带小型头足类动物，眼睛突出，，多个隔间的壳卷成扁平的螺旋。

A small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many chambered shell coiled in a flat spiral .

壳乌贼属的热带小型头足类动物，眼睛突出，臂短，多个隔间的壳卷成扁平的螺旋。

A small tropical cephalopod of the genus Spirula having prominent eyes and short arms and a many chambered shell coiled in a spiral .

旋壳乌贼属的热带小型头足类动物，眼睛突出，臂短，多个隔间的壳卷成的状。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！