您要查找的是不是：
- elliptical paraboloid shell 椭圆抛物面型壳
- elliptic paraboloid shell 椭圆抛物面壳
- single-layer elliptical paraboloid latticed shell 单层椭圆抛物面网壳
- single layer elliptical paraboloid latticed shells 单层椭圆抛物面网壳
- The stresses and strarns of cylindrical spherical and paraboloid shells can be solved when the drawing unsteadiness happen. 文中就圆柱壳形、圆球壳形、抛物线壳形封头等压力容器的失稳状态，分别求出它们的应力和应变。
- Study on Nonlinear Stability of Single - Layer Elliptical Paraboloid Latticed Shells 单层椭圆抛物面网壳结构非线性整体稳定研究
- Some Properties of Elliptic Paraboloid 椭圆抛物面的几个性质
- mining fissure Elliptic Paraboloid Zone 采动裂隙椭抛带
- The Earth's path round the sun is elliptical. 地球绕太阳的轨道是椭圆形的。
- elliptic paraboloid of revolution 回转的椭圆抛物面
- Keep down of you'll be hit by shell fragments. 别起来，否则你会被弹片击中的。
- The snail retreated into its shell. 蜗牛缩进壳里去了。
- A shell splinter embedded itself in the wall above his head. 在他头上方的墙壁上嵌有一块小小的贝壳片。
- The building was burned to a shell. 大楼被烧得只剩下空骨架。
- The despair left him a mere shell of a man. 他陷入绝望，形同躯壳。
- She crumbled an empty snail shell in her fingers. 她用手指捏碎了一个空蜗牛壳。
- A snail's shell is spiral in form. 蜗牛壳是螺旋形的。
- Keep down or you'll be hit by shell fragments. 别起来，否则你会被弹片击中的。
- The building was destroyed by an artillery shell. 这座建筑物被炮弹炸毁了。
- An elliptical track, as for racing or athletic events. 椭圆形跑道如用于比赛或运动项目的椭圆形跑道
