Phöông aùn 3-I: Vuøng ñaát thaáp ñöôïc san neàn ñeán cao trình cao hôn 2 m so vôùi möïc nöôùc bieån trung bình vaø heä thoáng thoaùt nöôùc töï chaûy ñöôïc söû duïng cho thoaùt nöôùc ñoâ thò.
The method allocates 3-I: Regions open low high high process until the background is the san Kiss 2 m compared to pen country average seafood and country exit auto run used to exit the local municipality.
Scenario 3-I: Region BE Journal of land low altitude substrate Up to 2 m higher compared to the average ink and Sea-water exit SYSTEM THAT Self flowing water use in the Urban exit.