In this paper,we discuss some extremum problems on the width and diameter of a hexagonal system. and give some extremal graphs.
本文讨论六角系统中将宽度与直径结合起来的几个极值问题,并给出相应的极图构造。
参考来源 - 关于六角系统的极植问题·2,447,543篇论文数据,部分数据来源于NoteExpress
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。
This paper presents a method suitable to readers custom to mark the indices of crystallographical orientation in hexagonal system with coordinates.
提出了适合于读者习惯的应用坐标来标定六方系晶向指数的方法。
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。
应用推荐