显然, 这些生产商们知道ED与萤石之间的差别.Obviously, they know the difference between fluorite and ED.矿物质图片画廊.外观紊乱的方解石突出几何精确度的萤石.The seeming disorder of calcite highlights the geometric precision of fluorite.该氧化铈还优选具有萤石类似结构的超晶格结构.The ceriu...
Her small vanities and selfishness were growing nicely.她小心眼里的虚荣和自私愈演愈浓烈.I had forsaken the vanities of the world.我已将人世的无聊琐事置之不理.Vanity of vanities; all is vanity.空幻的空幻; 一切皆空....