The relation between output correlation spot shape and length width ratio of input correlation image was analyzed quantificationally by using of diffraction theory in the joint transform correlation.

根据联合变换相关理论和光的衍射理论，定量分析了联合变换相关中两相关输入物长宽比与输出相关点形状间的关系。

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One way to spot misaligned tyres is to park your car on a level area and turn the tyres until you can see the entire width of the tyre.

一种方法是现货偏差轮胎将油罐车停在一个水平的区域，并把轮胎，直到你能看到的整个宽度的轮胎。

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To overcome the defects of static adjust through collimator, 2 new dynamical adjusting methods of tilt angle such as pulse width for radial and laser spot offset control for tangentia are proposd.

为了克服常规采用准直仪静态调整的缺陷，本文提出了分别基于径向脉冲宽度和切向反射光斑偏移两种新型倾角动态调整方法，推导了倾角调整公式，探讨了动态调整原理的工程化实现方法。

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