U形衬砌渠道
the lining of U Canal
U-shape canal with concrete lining
衬砌选型
selected type of lining structure
衬砌外水压力
external water pressure on lining
衬砌土相互作用
soil-structure interaction
衬砌损坏原因
reason of damage of channel’s brickwork
衬砌渠道
channel with concrete lining
canal with concrete lining
衬砌破坏因素
damaging factors for lining
衬砌配筋
placing of reinforced bar in lining