Professional assistance can come on various levels and include architects, designers and contractors, who specialize in areas like masonry, plants, hardscape, decking, and irrigation.
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fountain and irrigation system 喷泉系统
drainage and irrigation equipment 排灌设备
Antro-puncture and irrigation 上颌窦穿刺冲洗术 ; 窦穿刺冲刷术
to monitor drainage and irrigation 监测排水和灌溉 ; 对领土进行专题测绘 ; 进行地质测绘和探矿 ; 以及监测环境
Drainage and Irrigation Machinery 排灌机械 ; 浪店水源工程泵站建设及思考 ; 浅议农村电力排灌站的节能措施 ; 现浇混凝土防渗渠道施工技术探讨
pumping drainage and irrigation 机电排灌
drainage and irrigation station 排灌站
Hydroelectric power and flood control and irrigation are possible without building monster dams.
水力发电、防洪和灌溉都不需要建造大型水坝。
Hydroelectric power and flood control and irrigation are possible without building monster dams.
水力发电、防洪和灌溉都不需要建造大型水坝。
As water tables have fallen and irrigation wells have gone dry, China's wheat crop, the world's largest, has declined by 8% since it peaked at 123 million tons in 1997.
由于地下水位下降，灌溉井干涸，居于世界之首的中国小麦产量，已经从1997年1.23亿吨的峰值下降了8%。
The Ogallala aquifer is a major source of drinking and irrigation water for America's central plains.
VOA: special.2011.07.08
Country director Puto Kamayana says the Asian Development Bank is helping build roads, power plants,railways and irrigation systems, like this one in Kampong Thom province.
VOA: standard.2010.06.02
A new study in West Africa shows how farm irrigation systems powered by the sun can produce more food and money for villagers.
VOA: special.2010.01.11
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