并应用有限元方法分析了冷弯弯头的应力状况，得出其最大应力发生点随着外拱处壁厚减薄量的增大而向外拱处转移。
The results of FEA method for cold-bending elbow predicted that the point of maximum stress is transferred from intrados to extrados with the increase of the wall thinning.
以桥梁拱脚为例，依据实验结果提出了一种模拟预应力钢索与索道壁之间接触压力等代荷载的实用的方法。
Taking an arch foot as an example, a practical met hod was proposed to simulate the contact pressure of the prestressed tendon according to the experiment.
笔者在长期的工程实践中发现，传统的圆拱状断面隧道承压能力分析方法有一定的缺陷，圆拱状断面隧道拱壁支承力的传递有一定的规律可循。
The author, with his practice in his long working time , discover some blemish in the traditional way of analysis on arch supporting force of tunnel with circular arch section.
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