Through the analysis of subsidence history in the north of western ordos basin, as a result of the terranes northward accretion and the successive collision of the baykala block in the middle triassic, the qiangtang block in the late triassic, the lhasa block in the middle jurassic, the gangdese block in the cretaceous and the subduction of izanagi plate in yanshanian period, the studied region became a intracontinental foreland basin from late triassic to cretaceous
摘要通過對鄂爾多斯盆地西緣北段沉降史的分析可知，晚三疊世白堊紀，
由於中三疊世巴顏喀拉地體、晚三疊世羌塘地體、中晚侏羅世拉薩地塊、白堊紀岡底斯地體連續向北增生、碰撞以及燕山期伊佐奈
岐板塊的俯沖，盆地西緣北段的響應顯示為陸內前陸盆地的特徵。
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