drainage channel
短语词组
- drainage e channel 排水沟;排水渠道;排水渠
- drainage dischatge channel 分流渠
- natural drainage -channel 自然排水沟
- drainage surface channel 排水明渠
- vertical drainage channel 竖向排水通道
- irrigation -drainage channel 灌排渠道
- main drainage channel 主要集水区排水道;主排水渠
- drainage by open channel 明渠排水;明排水;集水面积
- surface drainage channel 地表排水渠 返回 drainage channel