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flushing sluice
el. 排冰道
hydroel.st. 冲沙闸; 排沙闸
tech. 泻水闸; 排沙闸 (门); 冲沙闸 (门)
flush sluice
el. 排冰道
hydroel.st. 冲沙闸; 排沙闸
flushing sluice
: 2 phrases in 1 subject
Technology2