The isochromatic fringes graphs of smooth blasting and cutting seam blasting of pipe protecting borehole wall were obtained upon dynamic photo-elasticity experiments on both kinds of blasting.
进行了光面护壁爆破和切缝护壁爆破技术的动态光弹性试验，获得了光面护壁爆破和切缝护壁爆破过程的等差条纹图。
In the paper, the design parameter of the dynamic photo-elasticity test model was described. In the test, the stress diffusion was explored and recorded really-time. According to the data from …
文中介绍了动光弹模型试验设计参数，通过对试验中条纹级数与比例距离曲线的对比分析，得出了合理的孔底空腔能有效地降低爆炸峰值压力和有利于保护建基面的结论。
Dynamic photo elasticity experiment is conducted, and the isochromatic fringes graphs in the process of smooth blasting of pipe protecting borehole wall is obtained.
进行了光面护壁爆破和切缝护壁爆破技术的动态光弹性试验，获得了光面护壁爆破和切缝护壁爆破过程的等差条纹图。
Dynamic photo elasticity experiment is conducted, and the isochromatic fringes graphs in the process of smooth blasting of pipe protecting borehole wall is obtained.
进行了光面护壁爆破和切缝护壁爆破技术的动态光弹性试验，获得了光面护壁爆破和切缝护壁爆破过程的等差条纹图。
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