大坝一期混凝土面板和一期面板的补强面板分别遭受坝基反渗水压力的破坏。
The first concrete face and its strengthening face are destroyed by the inverse seepage water pressure on dam foundation.
利用该方法可以对结构的各受力阶段进行模拟计算，得出各阶段预弯钢梁、一期混凝土、二期混凝土的应力和结构变形，并能计算出预弯组合梁的开裂荷载和极限破坏荷载。
With the method, each mechanical stage of this kind of structure could be simulated and calculated including crack moment, ultimate strength, stresses and deflections of all stages more precisely.
第一期已于1999年完成，包括在海岸公园内敷设采用车胎、船只残骸、矿石或混凝土制造的人工礁体。
The first phase, involving deployment of tyres, boats, quarry rock and concrete artificial reefs in marine parks, was completed in 1999.
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