Việt
sự tiêu nước đầm lầy
Anh
bog drainage
callow
fen
marsh drainage
Đức
Moorentwässerung
Pháp
assèchement des marais
bog drainage,marsh drainage
[DE] Moorentwässerung
[EN] bog drainage; marsh drainage
[FR] assèchement des marais
bog drainage,marsh drainage /BUILDING/
bog drainage, callow, fen