canal system
短語(yǔ)詞組
- canal river system 運(yùn)河水系
- canal transport system 漕運(yùn)制度
- canal distribution system 渠道分佈系統(tǒng)
- North Canal River System 北運(yùn)河水系
- canal -system water use efficiency 渠系水利用系數(shù)
- open canal system 根部開放
- structures for canal system 渠系建築物
- canal safe transit system 運(yùn)河安全通航系統(tǒng)
- canal system density 渠系密度 返回 canal system