利用1∶20万区域化探水系沉积物测量资料,分析福建省前寒武纪变质岩块体的元素组合,对比了各地层小区前寒武纪变质岩地层（岩）组的地......

松辽盆地深层拥有丰富的天然气资源,具备现实的勘探前景.松辽盆地古生代构造演化争议较多,本文通过松辽盆地周边地区构造、沉积和......

The Helanshan tectonic belt is located to the west of the Ordos Basin,and separates the Alxa(or Yinshan)Massif to the we......