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.
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.
应用推荐