本文利用轮胎受荷前后表面反射光波的干涉原理，从布喇格方程出发，导出了干涉条纹间距与变形量的关系式，分析了内部缺陷与条纹畸变的关系。

The formulas for strain quantity and fringe spacing on the basis of Bragg equation are derived. The relationship between fringe deformation and internal flaws is analysed.

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此外，对照明负荷、最佳安装角度、前后排间距及方阵排、列数都进行了详细的计算。

In addition, the lighting load, optimal installation Angle, the number of row and column, the space between front and back of PV array have been calculated in detail.

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