?泻湖沉积物
... lagoon deposits 泻湖沉积 lagoon sediment 泻湖沉积物 lahar 火山泥溜 ...
环礁湖沉积
筼筜湖沉积物
Another solution is to use sediment dredged from navigation channels in one part of the lagoon to build beaches and new islands or to reinforce old ones in another part.
ECONOMIST: Flood barriers
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