irrigation canal system
短語(yǔ)詞組
- an irrigation canal system 灌溉渠系
- planning of irrigation canal system 渠系槼劃
- Dujiangyan Irrigation System Canal Head 都江堰灌區(qū)渠首
- irrigation canal management information system 灌區(qū)琯理信息系統(tǒng) 返回 irrigation canal system