Yd1000 Microtunneling Boring Machine/ Pipe Jacking Machine
https://greatwall-mtbm.en.made-in-china.com/product/xyLmUNzKCoVe/China-Yd1000-Microtunneling-Boring-Machine-Pipe-Jacking-Machine-Tunneling.html
#Chine #microtunneling
cover tunnel photo by: Matt Brown from London, England / CC BY
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