特殊用法coordinate tetrahedron1.坐标四面形, 坐标四面体desmic tetrahedrons1.连锁四面体elementary tetrahedron1.元四面体local tetrahedron1.局部四面体overlapping tetrahedron1.重迭四面体perspective tetrahedrons1.透视四面形polar tetrahedron1.配极四面体pollen tetrahedron1.花粉四面体principal tetrahedron1.主四面体pyramidal tetrahedron1.棱锥四面体regular tetrahedron1.正四面体self-conjugate tetrahedron1.自配极四面形, 自共轭四面形silico-oxy tetrahedron1.硅氧四面体stacking fault tetrahedron1.堆垛层错四面体truncated tetrahedron1.截顶四面体tetrahedron of reference1.坐标四面体