该方法突破了日本学者提出的以弹性分析法为基础的预弯梁计算理论。

Elastic analysis method of preflex composite beam proposed by Japanese was broken through.

youdao

该方法突破了日本学者提出的以弹性分析法为基础的预弯梁计算理论。

Elastic analysis method of preflex composite beam proposed by Japanese was broken through.

youdao