1.
The two banana bonds start out from each carbon at roughly the tetrahedral angle.
这两个香蕉键是从每个碳原子以接近四面体角发出的。
2.
tetrahedral pentagonal dodecahedro
四面体式五角十二面体
3.
a tetrahedron with four equilateral triangular faces.
有四个等边三角形面的四面体。
4.
on Deviation Angle of Retlected Beam in Quasi-tetrahedroid Corner Cube Prism
准四面直角体棱镜出射线偏角的研究
5.
Some Geometric Inequalities on the Bisection Planes of the Dihedral Angles of a Tetrahedra;
关于四面体二面角平分面的几何不等式
6.
Projective Theorem and Pythagoras s Theorem in Right-Angle Tetrahedron;
直角四面体中的射影定理与Pythagoras定理
7.
A plane figure with four sides and four angles.
四边形有四个边和四个角的平面图形
8.
in diagonally opposed quarters of an escutcheon.
纹章盾面对角地四等分。
9.
ANTHROPOMETRY OF ANGLES IN THE FACE OF 3192 ADOLESCENTS AND CHILDREN IN SICHUAN
3192例四川地区青少年及儿童面部角度活体测量研究
10.
Parametrization of 3-D four-sided region on triangular mesh model
三角形网格多面体空间四边界区域的数据参数化
11.
a rectangular area surrounded on all sides by buildings.
四面都被建筑物所包围的四角都是直角的庭院。
12.
any polyhedron having four plane faces.
任何有四个面的多面体。
13.
any object having a shape similar to a plane geometric figure with four equal sides and four right angles.
一个外形近似于平面几何中的正方形的物体，即有四个相同的边和四个直角。
14.
tetrahedral element characteristic
四面体单元体的特征
15.
A rectangular parallelepiped.
长方体直角平行六面体
16.
defect tetrahedral phase
有缺陷的四面体晶相
17.
tetrahedral hybrid orbital
正四面体杂化轨函数
18.
The Oppenheim--Mordell Inequalities in a Tetrahedron;
四面体中的Oppenheim型不等式