Mimetite group minerals are a group of isomorphic series minerals with hexagonal system, which include mimetite, vanadinite and pyromorphite.
砷铅矿族矿物是一族六方晶系的类质同象系列矿物，包括砷铅矿、钒铅矿和磷氯铅矿。
To characterize some properties of these 2-resonant hexagonal systems in which any two interior hexagons have no common edge, and offer a kind of method to construct this kind of hexagonal system.
刻画了任意两个内部六边形都无公共边的2 -共振六角系统的一些性质，并且给出了一种构造这种六角系统的方法。
To characterize some properties of these 2-resonant hexagonal systems in which any two interior hexagons have no common edge, and offer a kind of method to construct this kind of hexagonal system.
刻画了任意两个内部六边形都无公共边的2 -共振六角系统的一些性质，并且给出了一种构造这种六角系统的方法。
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