bracket type retaining wall
... bracket scaffolds 挑出式脚手架 bracket type retaining wall 扶垛式挡土墙 bracket 托架；支架 ...
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counterfort retaining wall
... 挡土墙稳定性stability of retaining wall 扶垛式挡土墙counterfort retaining wall 后垛墙（台）counterfort retaining wall ...
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