四面体的

Unstructural 2D triangle and 3D tetrahedron grids are generated using advancing front technology. The bidirectional chains are applied to accelerate some operations such as inserting, deleting and searching.

首先采用阵面推进法生成了二维三角形和三维四面体非结构网格，在生成过程中为了提高网格生成效率，采用双向链表和堆的数据结构，加快插入、删除和查找等单元操作。

For the geometrical reason,〓sphenylphosphinoethanein complexe(2)acts as an excellent〓elating ligand,the important feature of compound(3)and(4)is re-〓 to the single bridge dppe by which two tetrahedron 〓 or〓 linked together.

化合物（3）、（4）均涉及到叔膦dppe以单桥形式连结两个四面体〓，但化合物（3）为具有三种构象的流变性分子。

Colloidal or thermal decomposition method can be used to synthesis platinum nanocrystals enclosed by low index planes including cubes, tetrahedrons, octahedrons and dentrites et al.

各种低指数晶面所围成的铂纳米晶，包括立方体、四面体、八面体、枝状晶体等可以通过胶体法或热解法来制备。

Un-conventional polyhedrons such as tetrahexahedrons bound by high index planes have also been achieved by electrochemical method.

表面具有高指数晶面结构的二十四面体等多面体也已经由电化学方法得到。

Each carbon atom is arranged in tetrahedrons in three-dimensional giant structure.

好吧，我承认， BAIDU 是这么翻译的：每个碳原子排列在四面体三维公司结构。

Example shows the generating rate of this algorithm is above 50 000 tetrahedrons per second on an AMD Athlon 3200+(2.0 GHz) personal computer.

算例表明，在一台AMD Athlon 3200+（主频2.0GHz）PC上，该算法的四面体单元生成速度达50000个／s以上。

This causes the tetrahedra and resulting ray trace to be incorrect.

这会导致四面体和光线跟踪的结果不正确。

In a similar way, a three-dimensional truss can be built up of tetrahedra.

采用类似的疗法，空间架可以由四面体构成。

In a similar way, a three-d imensional truss can be built up of tetrahedra

采用类似的疗法，空间架可以由四面体构成。

Complex(1) have two-dimensional framework that consists of a framework of corner-sharing VO5 polyhedra and PO4 tetrahedra.

配合物(1)是由VO5和四面体PO4通过共角连接成的二维结构。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了