For thirty years, the institute has been engaged in geological prospecting for Alunite, illite, pyrite, bentonite, fluorite, phosphate rock,sericite etc, has completed and submitted more than 70 geological reports.
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该院对明矾石、伊利石、硫铁矿、膨润土、萤石、磷矿、绢云母等矿进行了综合找矿,综合评价,先后提交各类地质报告70余份。
单词 For thirty years, the institute has been engaged in geological prospecting for Alunite, illite, pyrite, bentonite, fluorite, phosphate rock,sericite etc, has completed and submitted more than 70 geological reports. 的词典定义。@海词词典-最好的学习型词典
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