Its low temperature form is rhombohedral with an elongation along ( 111 ).

它的低温形态是沿着[111 ] 伸长的菱面体.

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It crystallises in colorless rhombohedral with a relative density of 1.95.

高氯酸铵是一种无色菱形晶体,相对密度1.95.

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It indicates that the Nd 2 AlFe 14 Mn 2 compound has a rhombohedral Th 2 Zn 17 - type structure from 104 to 655 K.

研究结果表明,Nd2AlFe14Mn2化合物在104-655K具有菱方相的Th2Zn17型结构.

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After the electron beam had been shifted away, the rhombohedral structure was restored.

电子束移开后, 又恢复到原来的菱面体结构.

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