八棱柱铝合金系列展具。
Eight prism aluminum alloyed metal series exhibition equipment.
公知的铅笔，大多数都为圆柱体和八棱柱体，容易滚落，不太理想。
Most of the prior pencils are cylindrical and octagonal, easy to roll and not ideal.
其中，配合物1和2是以镉为中心离子的八配位四方反棱柱构型；3-5属于异质同晶体，呈现一维链结构。
The complexes 1 and 2 have formed the distorted square antiprism geometry with Cd ions as the central ions. 3-5 are isostructural with 1D chain structure.
上面一行是三个由分子计算机模型进行数据处理后获得的不同的RNA对象：左起分别为八个RNA组成的RNA反棱柱体、六链RNA立方体以及十链RNA立方体；
Top row, three different RNA objects rendered from molecular computer models: from left, RNA antiprism composed of eight RNAs, a six-stranded RNA cube, and a 10-stranded RNA cube.
上面一行是三个由分子计算机模型进行数据处理后获得的不同的RNA对象：左起分别为八个RNA组成的RNA反棱柱体、六链RNA立方体以及十链RNA立方体；
Top row, three different RNA objects rendered from molecular computer models: from left, RNA antiprism composed of eight RNAs, a six-stranded RNA cube, and a 10-stranded RNA cube.
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