http://www.360doc.com/content/17/0415/22/37113555_645894052.shtml ,Ju f
PRC桩在深基坑中的应用 {7&(2Z]z
https://wenku.baidu.com/view/7b4d6c2fdcccda38376baf1ffc4ffe473368fdec.html 8jW{0&ox)
PRC预制管桩讲义 6Clxe Lk
https://wenku.baidu.com/view/7a03b46fe43a580216fc700abb68a98270feac5c.html [OBj2=
Prestressed High-strengh Concrete Pipe Pile z5-vx `