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.
附加弯矩导致桅杆的后背主弦杆受拉，传统的螺栓连接方法显得薄弱。
The additional bending moment results in the pulling state of rear back rod of the mast and the conventional bolt connection seems to be very weak.
本文讨论了敞开式桁架弦杆的平面外稳定性计算方法，并给出了计算实例。
The stability calculation of chords on open lattice beyond the main truss plane is discussed in the article. A calculation example is presented.
计算弯曲弦杆的圆管节点设计强度时建议采用现有规范中适合平直弦杆的节点公式。
It is suggested that the design strength of the joints with curved chords can be calculated using the formulas suitable for the joints with straight chords in existing design codes.
顶端和底部水平面上的桁架通常被称为弦杆，而斜面或垂直方向上连接弦杆的则被称为腹杆。
The horizontal pieces forming the top and bottom of the truss are called the chords, and the sloping and vertical pieces connecting the chords are collectively called the web.
吊索在吊点处不得有滑移和脱落，个别吊索应连接在被吊装结构的节点上，不得衔接在主弦杆中部和腹杆上。
There shall be no slip and fall off in the sling hanging point, individual sling should be connected in the hoisting structure nodes, no cohesion in the main chord and web members on the middle.
通过对与柱子相连接的弦杆的转动约束刚度进行修正，近似地考虑了与柱子相邻的桁架节间构件的约束作用。
The paper also approximately considers the restraints from the members of neighboring truss, by modifying the rotating restraint stiffness of chords connecting the columns.
针对塔式起重机标准节主弦杆因材料批次不同焊接后尺寸不同的问题，提出对塔式起重机标准节主弦杆焊胎的改进方法。
To solve the problem of the variety of the main rod's size after welding to adjustable tower crane standard section, because of the difference of the material batch, a novel approach is proposed.
介绍了CD型钢弦式测力锚杆的研发过程及其组成结构。
The CD type vibrating-wire force anchor is developed, which is made up of a few vibrating-wire stress gauges.
对单榀张弦梁的索力损失和腹杆损伤进行了试验研究。
The cable prestressing loss and web members damage experiment of a beam string structure was carried out.
对单榀张弦梁的索力损失和腹杆损伤进行了试验研究。
The cable prestressing loss and web members damage experiment of a beam string structure was carried out.
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