四川盆地上三叠统小塘子组沉积特征及地质意义*
施振生1,2, 赵正望3, 金惠2, 宋海敬2

Depositional characteristics and its geological significance of the Upper Triassic Xiaotangzi Formation in Sichuan Basin
Shi Zhensheng1,2, Zhao Zhengwang3, Jin Hui2, Song Haijing2
四川盆地小塘子组典型沉积构造照片(一)