1) underground irrigation and drainage system
地下灌排系统
1.
In order to irrigate trees, an underground irrigation and drainage system was built during the construction of the park in Ming Dynasty.
为了查清该地下灌排系统的存在及其构造 ,采用地球物理电磁法进行了探测。
2) underground irrigation and drainage
地下灌排
3) groundwater irrigation system
地下水灌溉系统
1.
Analysis of tubewell groundwater irrigation system and its technical efficiency;
机电井地下水灌溉系统分析及其技术效率——河北省机电井地下水灌溉系统的实证研究
4) irrigation and drainage system
灌排系统
1.
Applied study of satellite image in identification of irrigation and drainage system;
卫星遥感影像在农田灌排系统识别中的应用研究
2.
According to the characteristics of the large -investment and vast -area of the large -sized irrigation and drainage systems and the possibility of national investment, several problems and strategies for the canal seepage control, irrigation systemization, and drainage system reform in the practice are propos.
“十五”期间,我国大型灌区灌排系统工程改造取得了良好的经济效益、节水效益和减灾效益,成果十分显著。
5) underground seepage system
地下水排泄系统
补充资料：地下水回灌
简称“回灌”、“人工引渗”。降雨径流、河流来水、灌溉退水、经处理后的城市生活污水和工业废水等，通过地面入渗或水井注入对地下水源的人工补给工作。可控制地面沉降，防止海水入侵含水层，改善地下水水质，调节地下水温，保持地热水、天然气和石油地层的压力等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条