对箱形桁材的四点弯曲试验的分析表明与试验数据吻合良好。
The analysis of a four-point bending test of box girder specimens shows favourable agreement with experimental data.
由此可见，用光弹性试验方法可以得出较准确的数据，为斜交箱形框架桥的设计和理论分析提供比较可靠的依据。
So the accurate data from the photoelastic method providing reliable basis for the design and theoretical analysis of oblique frame bridge can be obtained.
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