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to phrases
sluice way
bridg.constr. 闸口
desert. 排水道
water.res. 泄水道; 冲砂道
sluice-way
met. 铁皮排除沟; 冲渣沟
sluice way
: 4 phrases in 3 subjects
Hydraulics1
Hydroelectric power stations2
Technology1