This essay based on research of basic data analyses the resources situation of Mn-ore in Gansu Province,specifies the characters of resources of polianite and main types of polianite.
从甘肃锰矿资源现状、基本特点、主要类型,以及今后找矿方向等问讨。
This essay based on research of basic data analyses the resources situation of Mn-ore in Gansu Province,specifies the characters of resources of polianite and main types of polianite.
从甘肃锰矿资源现状、基本特点、主要类型,以及今后找矿方向等问讨。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件观点;若发现问,欢迎向我们指正。