基于“挠度法”，对节点刚度进行了测试。根据测试结果，分析了影响节点刚性的各种因素。
Tested the joint stiffness based on "deflection method", and analyzed the factors that affect joint stiffness according to the test results.
本文在对现行的基于相对挠度的预拱度计算设置方法进行分析后，进而提出了新的绝对挠度法。
The pace analyzes the current pre-arched calculation and installation method based on the relative deflections, and proposes a new absolute deflection method.
介绍了光电成像法测量桥梁挠度系统的工作原理。
The principle of photoelectric imaging deflection measurement system are presented.
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