prestressed high-strength concrete beam
prestressed high-strength concrete beam
预应力高强混凝土梁
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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In this paper, the genetic algorithm-neural network model is used to predict the ductility of unbonded partially prestressed concrete beam with high strength.
尝试利用遗传-神经网络模型，对无粘结部分预应力高强混凝土梁的延性进行预报。
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