Keep the diffusion of smoke into the atmosphere to the earth's temperature rise, visible to the earth is impossible in the short term the fever.
不断向大气扩散的烟使到地球体温升高，可见得地球是不可能在短期内退烧的了。
Eddy diffusion is apparent in the dissipation of smoke from a smokestack.
从烟囱里冒出的烟消散中我们可以明显地看到涡流扩散。
Analyses and compares the diffusion regularity of fire smoke with and without screen doors when fire occurs in the middle or head of the train separately.
分析比较了地铁列车中部和头部分别发生火灾情况下有、无屏蔽门时烟气的扩散规律。
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