Using a simplified model of light interference, we discussed the physical essence of the spatial coherence demand on a photon correlation spectrum measurement system in dynamic light scattering.
利用光干涉的简化模型讨论了动态光散射中光子相关谱测量系统的空间相干性要求的物理本质。
In the thermal flow system, different physical processes have their own temporal and spatial scales.
在受热流动系统中，不同的物理过程，具有不同的时、空尺度。
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