By using a computer code specifically developed for externally prestressed concrete bridges, the stress variations in the external tendons of several typical spans are analyzed.
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美
- 利用研发的体外预应力混凝土桥梁结构弹性阶段非线性分析专用程序 ,对几种典型跨径体外预应力混凝土梁桥的体外预应力钢束在汽车活载作用下的应力变幅进行分析。