Because there exist the action of Coriolis Force and some differences in geologic conditions,the reach developed from a tiny bending river to an asymmetric and abnormal meandering river.

• 认为由于柯氏力的作用以及地质条件的差异,使该河段既有一般蜿蜒性河道演变规律,又有不对称、非规则演变特性。