菱形十二面体
- 网络Rhombic dodecahedron
菱形十二面体-
三头季铵盐阳离子表面活性剂合成菱形十二面体介孔二氧化硅单晶
Synthesis of Mesoporous Silica Single Crystal of Rhombic Dodecahedron Using Tri-head Group Quarternary Ammonium Cationic Surfactant
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该金刚石晶体呈菱形十二面体，其同步辐射X射线劳埃图上大部分斑点分别分布在5条主晶带上。
The diamond is dodecahedron , and most of its diffraction spots on the Laue X-ray pattern are distributed on five main crystal zones respectively .
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铁铝榴石呈红褐色，菱形十二面体晶形，化学成分以铁、铝、硅为主，含钙、镁等微量元素。
Almandine being red-brown rhombododecahedron consists of iron , aluminium and silicon , containing trace elements of calcium and magnesium .