galena的精選

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用“galena”造句大全，galena造句

用“galena”造句大全，galena造句

2016-12-31
galena[leadsulphide]Inadditiontocassiteriteandstannite,galenaalsocontainsahighamountoftin.Thesecosmeticsweremadebygrindingoreslikemalachiteandgalenaintoasubstancecalledkohl.Themainsilver-bearingminera...