roughening sloping dike 加糙斜坡堤
hollow-block sloping dike 空心方块斜坡堤
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The design and construction of the sloping- faced north leading dike with bagged- sand core for the 1st phase of the Yangtze Estuary deepwater channel regulation project are introduced.
介绍长江口深水航道治理一期工程北导堤袋装砂堤心斜坡堤的设计与施工。
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