Xdn 1800mm Medium Slurry Compound Balance Pipe Jacking Tunneling Boring Machine for Steel Tube Sewage Pipe Hangzhou Supu Business Machine Co., Ltd. Base Info Description Pre：Npd1500 Small Slurry Balance Compound Tunnel Boring Pipe Jacking Machine for Concrete Pipe Next：Jd 1000mm Small Railway Mtbm Compound Slurry Balance Concrete Pipe Jacking Machine/Epb Tunnel Boring Machine
