Comparison result show that on the isothermal medium atmosphere condition, the numerical simulation result of smoke diffusion and smoke concentration is accurate.
结果表明在等温中性的大气条件下，该模式对烟幕的扩散及浓度计算准确。
The air is different in different places; it is the local atmosphere, the medium through which pass the history of the place and the ideas there indwelling.
不同地方有不同空气；当地氛围，传递当地历史的媒介，还有根深蒂固的思想观念。
The atmosphere is a medium for sound waves.
大气是声波的传播介质。
应用推荐