Kinematic simulation of a four celled tetrahedron tetrahedron variable geometry truss manipulator is carried out. Results show that our method is better than the pseudo inverse method.
并对四重四面体的变几何桁架机器人进行仿真计算，与伪逆法求解进行了比较，证明了方法的优越性。
2
In all of these complexes, the coordination geometry aroud copper (I) is best described as pseudo-tetrahedron.
此类配合物中，铜(I)原子的构型均为畸变的四面体构型。
3
Chirality is solely a concept with respect to geometry, it is a pseudo-scalar without any connection to the physical world.