南水北调中线穿黄工程二次衬砌预应力环形张拉施工技术
남수북조중선천황공정이차츤체예응력배형장랍시공기술
Technology for Circular Pre-stress Tensioning of Secondary Lining of Tunnels: Case Study on Yellow River-crossing Tunnel on Central Route of South-to-north Water Transfer Project