sedimentatevt.沉积
sedimentn.沉淀物
sediment scouring and silting冲淤
sedimentology characteristics沉积学特征
sedimentation in flood period汛期淤积量
sedimentation type save-all沉降式纤维回收机
sediment carrying. capacity挟沙力
sediment transporting balance输沙平衡
sediment of the Yangtse River长江泥沙
sediment transverse transport沉积物横向移动