Through analysis on the tectonic significance of the detrital composition of Mesozoic sandstone,the authors discuss the coupling between basin and mountain and the tectonic evolution during Mesozoic in the eastern Qinling and Dabie orogenic belt.

• 通过分析中生代砂岩碎屑组分的构造意义,探讨了东秦岭大别造山带中生代的构造演化及其盆山耦合关系。