1.
Singularities of the Rectifying Developable of a Nonlightlike Space Curve in Minkowski 3-Space;
三维Minkowski空间中非类光曲线的从切可展曲面的奇点分类
2.
The Full and Essential Condition of a Ruled Surface Being a Developable Surface
直纹曲面是可展曲面的一个充要条件
3.
Special Curves and Developable Surfaces in 3-Space Minkowski;
三维Minkowski空间中的特殊曲线和可展曲面
4.
Algorithm for constructing G~2 continuous interpolation curve on developable surface
可展曲面上G~2连续的曲线插值方法
5.
The Hyperbolic Darboux Image and the Rectifying Gaussian Surface of a Nonlightlike Curve in Minkowski 3-Space;
三维Minkowski空间中非类光曲线的双曲达布像和从切高斯曲面
6.
Judging from the transverse section of the bread, it was with filling.
从面包的横切面可以看出它是夹心的。
7.
Special Space Curve and the Classifications of the Singularities of Developable Surface in R_1~3;
R_1~3空间中特殊曲线和可展曲面的奇点分类
8.
tangent-cone of a qualric
二次曲面的切线锥面
9.
Can not be carried out in space surface mold on the surface precision processing method
不可展开空间曲面模具表面精密加工方法研究
10.
spherical indicatrix of tangent to a curve
曲线切线的球面指标
11.
a contrivance for cutting curved shapes
可作曲线切削的用具
12.
A developable surface is one that can be made from a flat sheet without any in-plane strains.
可展曲面是一个可以由平板在不发生任何面内应变的条件下弯成的曲面。
13.
The paper puts forward five measures for this merging.
文章从五个方面提出了切实可行的融合措施。
14.
Surfaces used widely in engineering, such as gyration surface, developed surface, the normal circular-arc surface and so on, are the typical Bertrand surface.
文中指出，工程上常用的回转面、可展面、法向圆弧曲面等均属典型的白川德曲面。
15.
Inner point and exterior point of a quadric and its plane of the type of contact plane;
二次曲面的内、外点及切平面型平面
16.
A curve or surface that is tangent to every one of a family of curves or surfaces.
包络线，包络面一条曲线或一个曲面，与一组曲线或曲面中的每一曲线或曲面保持正切
17.
Blending Algebraic Surfaces by the Method of Dividing Boundaries and Filling Holes with S-patches;
代数曲面混合—切分结合S曲面片补洞方法
18.
Advancing forward Sustainable Development at Philosophical and Cultural Levels;
从哲学文化层面推进可持续发展战略