辫状河

After rapid overall swelling , in the late stage occurred alluvial fan-braided river facies sedimentary cycles made of red polyterrigenous molasse deposit s with multi-source supplying.

晚期全区讯速台升，形成冲积扇～辫状河流相的磨拉石红色复陆屑沉积旋回及多物源供应格局。