1.
minimum ellipse of a hyperboloid of one sheet
单叶双曲面的最小椭圆
2.
Projectivity of Hyperboloids of One or Two Sheets;
双曲抛物面与单叶双曲面的射影性质
3.
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。
4.
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
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.
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
7.
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。
8.
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
9.
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
10.
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。
11.
hyperboloidal gear
双伞齿轮，双曲面齿轮
12.
Singularities of Parallels for Hyperbolic Plane Curves
双曲平面曲线的平行曲线的奇点分类
13.
sheet-fed single colour perfector
单张纸双面单色胶印机
14.
hypoid generator
准双曲面齿轮加工机床
15.
binodal cyclide
双结点四次圆纹曲面
16.
The Calculation on RCS of Double Curved Surface Based on NURBS
基于NURBS建模双曲率曲面RCS计算
17.
Hierarchical B-spline Surface Fitting of Turbine Blades
涡轮叶片叶面B-spline曲面层次化拟合方法
18.
Individual Tree Height-diameter Curves of Larch-spruce-fir Forests
落叶松云冷杉林单木树高曲线的研究