... 纤维增强水泥 fibre reinforced cement 弦杆 chord 弦线方式 自动沥青混凝土摊铺机的nstring-line system ...
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结果表明：在钢桁梁桥弦杆内填混凝土能降低杆件的应力水平，提高桥梁的整体刚度。
The results show that the stresses of chord members of partially concrete-filled steel truss bridge are decreased, while its integral stiffness is increased.
裂纹最终致使弦杆断裂。
分析比较了不同楼板假定对桁架弦杆的受力和配筋影响。
The influence of different floor hypotheses on the stress of truss chords and the reinforcing bars was compared.
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