regular octahedron

美 [ˈreɡjələr ˌɑːktəˈhiːdrən]英 [ˈreɡjələ(r) ˌɒktəˈhiːdrən]

regular octahedron

noun

数据来源：WordNet

1

In this thesis , we find a kind of special compound central configuration which is composed of regular hexahedron and regular octahedron , and also we study the necessary and sufficient conditions for regular hexahedron and regular octahedron to form a central configuration .

本文根据中心构型的概念，找出了一类特殊的中心构型&正六面体与正八面体构成的复合式中心构型，给出了正六面体与正八面体构成复合式中心构型的充要条件。
2

But the grains of the sample with V_2O_5 grow fully with regular octahedron shape .

但添加V2O5使晶粒发育完全，呈规则的八面体形状。
3

The particles of the spinel oxides prepared in microwave field have very regular octahedron or polyhedron crystal morphology with well crystallization .

用微波加热合成的尖晶石氧化物结晶度好，晶体颗粒呈规则的八面体或多面体形态。