Ｒesearch on the Law of Clear Water Scouring of Ｒetrograde Silts in Channel with Variable Slope and Steep Gradient

JING Yuan-yuan，HUANG Xiao-li，GUO Zhi-xue，PENG Qing-e，HUANG Er

China Rural Water and Hydropower . 2019, (3): 11 -15 .