surface water drain

... surface water channel 地面水渠道；排水明渠 surface water drain 地面水排水渠 surface water drainage 地面水排水设施 ...

工程英语词... ... surface water channel 地面水渠；排水明渠 surface water drain 地面水渠 surface water drainage 地面水排水 ...

地面水... ... 地面排水渠) surface water drain 地面水渠道) surface water drain 地面水渠) the channel water surface curve ...