Investigation reveals that smoke particles kinestate is decided mainly by the relative velocity between smokecloud and particles and the smokecloud turbulent intensity.
研究认为,烟幕微粒的运动状态主要决定于烟幕云团与微粒的相对速度和湍流强度。
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A huge smokecloud from the fire meanwhile was billowing over the Apache-Sitgreaves National Forest about 185 miles (300 kilometers) northeast of Phoenix, near the Arizona-New Mexico border.