自流灌溉
- un.gravity irrigation
- 网络irrigation by gravity
自流灌溉自流灌溉
gravity irrigation
农业灌溉_我爱地理_新浪博客 ... 漫灌 flood irrigation 自流灌溉 gravity irrigation 漫灌 mànguàn ...
irrigation by gravity
在线词典--水电知识网-... ... winter irrigation 冬灌 irrigation by gravity 自流灌溉 irrigation by infiltration 浸润灌溉 ...