振捣滑模衬砌机
Vibro-rolling Sliding Machine
振动碾压衬砌机
Vibro-rolling lining Machine
机械化混凝土衬砌
mechanized concrete lining
U形衬砌渠道
the lining of U Canal
U-shape canal with concrete lining
半封闭圆形衬砌
partially sealed circular lining
变截面液压台车衬砌
hydraulic truck lining with variable sections
不衬砌地下洞室
unlined underground cavern
超大直径隧道衬砌
super-large diameter tunnel lining