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ZHONG TIE SHI ER JU JI TUAN YOU XIAN GONG SI

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Technical Guidelines for Mechanized Construction of Railway Tunnels (QCRCC13301-2023)/China Railway Construction Corporation Limited Enterprise Standard(Chinese Edition)
Technical specification for information construction of railway box girder erection(Chinese Edition)
Highway tunnel wet spraying concrete construction Technical Guide(Chinese Edition)
Construction Technology Guide for Highway Tunnels Three Steps Excavation Method(Chinese Edition)