1.
Design Principle for the Inner Cavity of One Sheet Slewing Hyperboloid of Axle Suspension Bush on Tractive Motor
牵引电机抱轴瓦单叶回转双曲面内腔的设计原理
2.
minimum ellipse of a hyperboloid of one sheet
单叶双曲面的最小椭圆
3.
Projectivity of Hyperboloids of One or Two Sheets;
双曲抛物面与单叶双曲面的射影性质
4.
The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.
作者证实：单叶双曲面和双曲抛物面是直线曲面。
5.
On the Property of Locus Mutual change about Spherical Surface and Hyperboloid of the One Sheet of Revolution;
关于球面与单叶旋转双曲面的一个轨迹互变性质
6.
Research on the One-Sheet Hyperboloid Cylindrical Cutter with Flat Surface and Straight Edge;
单叶双曲面平板直刃滚筒式切碎器的研究
7.
A curve on a surface of revolution, formed by the intersection of the surface with a plane containing the axis of revolution.
回转面曲线回转面与通过旋转轴的平面相交而形成的位于回转面上的曲线
8.
All points such as ??and ?? lie on a surface of two sheets.
所有象?缓旺?这样的点都位于一个双叶曲面上。
9.
Plastic Compression Model Cavity Surface of Revolution Processing Craft Analysis
塑压模型腔回转曲面的加工工艺分析
10.
semirotary pump
半回转泵, 叶轮泵
11.
Testing Study on the Roof Structure of a One-layer Shell of the Hyperboloic Paraboloid
双曲抛物面单层网壳屋盖结构试验研究
12.
Elasto-plastic stability of single-layer elliptic paraboloidal reticulated shells
单层双曲椭圆抛物面网壳弹塑性稳定性能
13.
Light green, small, round, thin, glossy, soft, velvety, tightly bunched/ pale back; randomly curved petioles. Usually single crown.
亮绿色小而圆的薄叶，叶面光滑柔软，植株紧密，浅色叶背，叶柄常有弯曲。通常是单个顶芽形态。
14.
Designed principle of the rotational stand uses for measuring a camber with double focuses
一种双焦点曲面的测量用转动架的设计原理
15.
Machining of pin-holes on end surface of a dual-shaft rotor's impeller and designing of its boring fixture
双轴转子叶轮端面销孔的加工和镗模设计
16.
Camera Calibration Method Based on Single Rondo Surface Image
基于单幅回旋曲面图像的摄像机标定方法
17.
The application of the double-gyration device on LAMOST fiber positioning unit is introduced.
介绍了双回转机构在LAMOST光纤定位单元中的应用。
18.
Vision-lurch of Revoluation Surface Body in Slant Second-class Axonometric Drawing;
回转曲面体在斜二等轴测图中的视觉倾斜