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
类质同象系列矿物，包括砷铅矿、钒铅矿和磷氯铅矿。
,同构
词
想词,不变;;;,均衡;,直交;
;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类质同象系列矿物，包括砷铅矿、钒铅矿和磷氯铅矿。
Further more,we prove that the cohomotopy groups is isomorphic to K1 -group of the continuous algebra on topological boundary of bounded domains in C.
在复平面C中，任意有
拓扑边上连续函数代数K_1-群与其边上上同伦群同构。
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