通过设计优化，将大拱柱脚的连接方式由铰接改为刚接，并有效地提高了材料利用率。
Through the design optimization, the connection type of arch bases was changed from hinge to rigid and the material utilization was enhanced effectively.
通过设计优化，将大拱柱脚的连接方式由铰接改为刚接，并有效地提高了材料利用率。
Through the design optimization, the connection type of arch bases was changed from hinge to rigid and the material utilization was enhanced effectively.
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