basements more than 2.5 billion years old and may be detached fragments ofAfrica. In theNorth China paraplatform, Chinese geologists have identified a period of intense island-arc magmatism (a process by which molten rock, often formed by the melting of subductedoceanic crust, rises and solid...
非洲大陆非洲地图世界(africa-continent-africa-map-world) 资源编号 :43333692 格式:jpg 文件体积 :505k 下载量 :1 分辨率 :2189 x 2097 爱给网提供海量的高清图库资源素材免费下载, 本次作品为jpg 格式的非洲大陆非洲地图世界(africa-continent-africa-map-world), 本站编号43333692, 该高清图库素材大小为505k,...
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