In 1968 its amendment ordered industries burning coal, gas or other fuels to use tall chimneys. The higher the chimney, the better the dispersal of the air pollution.
1968年，《清洁空气法》修正案要求烧煤和天然气等其他燃料的工厂必须使用高烟囱。烟囱建得越高，空气污染就能更快地驱散。
The gas coherent structure influence of different Reynolds number on particle dispersal was analyzed.
分析比较了不同雷诺数下气相拟序结构对于颗粒扩散的影响。
Fuel dispersal are divided into three stages: that is, the forming and spreading of jet, the expanding of fuel in two directions and the merging motion of gas-liquid.
划分燃料抛撒过程为三个阶段：射流形成与扩散运动阶段、燃料两向膨胀运动阶段和气液融合运动阶段。
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