论文部分内容阅读
文章对含铁地下水采取的大口井、井管取水构筑形式进行了对比分析 ,并对大口井、井管的不同施工工艺作出了评价
The paper makes a comparative analysis on the construction forms of large well and well pipe for iron-bearing groundwater, and evaluates the different construction techniques of large well and well pipe