最后给出弹弓式底座下大梁的设计计算实例。

And as an example, the design of a set of bowed lower beams of substructure is presented.

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最后给出弹弓式底座下大梁的设计计算实例。

And as an example, the design of a set of bowed lower beams of substructure is presented.

youdao