浅层地震技术在南水北调中线工程PCCP管道缺陷探测中的应用 |
马国凯, 魏定勇, 刘爱友, 林万顺 |
Application of shallow seismic exploration technique in defect detection of PCCP used in the middle route of the South-to-North Water Transfer Project |
MA Guo-Kai, WEI Ding-Yong, LIU Ai-You, LIN Wan-Shun |
图1 埋置式预应力钢筒混凝土管(PCCP)结构 |
Fig.1 The structure diagram of the prestressed concrete cylinder pipe(PCCP) |