南京大胜关长江大桥主桥钢桁拱采用架梁吊机双悬臂架设方案，主墩墩旁托架作为架梁的辅助支承体系必不可少。
Used as the auxiliary supporting system for erection of the spans, the pier-side brackets to be arranged at the main piers of the bridge were indispensible.
同时，除相对飞高外，翼剖面的厚度和拱度对地效翼的气动力特性也有重要影响。进而，作者对应用CFD分析或辅助地效翼气动力风洞试验进行了探讨。
The calculation results also showed that besides the relative ground clearance, the ratios of thickness and camber of wing profile have significant influence on the aerodynamics of WIGs.
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