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dam draining The drawing of water from a reservoir by means of draining pipes located at the bottom of the basin and controlled by a system of sluices which ensure, if necessary, the emptying of the basin in a given period of time in respect of downstream conditions (利用水库底部的排水管进行排水,同时以水闸进行控制,以保证可根据下游情况需要在一定时间内将水库清空。) |
水坝 排水 : 17 phrases in 5 subjects |
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