1) boulder and shingle foreshore
卵石及沙石海滩
2) sand-gravel shoal
沙卵石滩
3) sand-pebble shoal regulation
沙卵石滩整治
4) pebble shoals
卵石浅滩
1.
The waterway sector focus on maintenance pebble shoals of branching reach with bend shoal in dry season in upper course of Yangtze river.
弯曲分汊河段卵石浅滩是长江上游枯期重点维护滩险,由于对该类型滩险碍航机理认识不足,导致过去对该类型滩段进行了反复整治。
5) pebble ripples
卵石沙波
1.
The pebble ripples and riverbed development of Shaojibei rapids were analyzed based on the measured data,the explorative data,and the regulation projects of past years.
根据筲箕背滩的多年实测资料、现场踏勘资料,结合历年整治方案,分析筲箕背滩卵石沙波形态以及碍航特征。
补充资料：卵石溪滩
怀溪流经杭坑山根岩和高堡，间有一段2公里长、250米宽的卵石滩，卵石虽大小不一，但悬殊不大，色彩纷呈。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条