摘要
“井首下卧”是徐水县水务局经过１０年探索研究的成果，解决了管灌建设中机井首部存在的“象鼻子”问题，经济、社会效益显著，施工简单，适宜推广。
“Well head laid down” is a study result by Xushui Water Affairs Bureau through ten years research, which solves the problems of “elephant nose” existed in the construction of motorpumped-well heads. It is of considerable social benefits and simple construction, suitable to spread. [
出处
《海河水利》
1997年第5期35-36,共2页
Haihe Water Resources
关键词
低压管道
机井首部
管道
防渗
灌溉系统
Low pressure pipeline, motorpumped-well head, arrangement, benefit, construction
