A strainer full of noodles, fresh off an open fire, commands the total concentration of a cook in Bangkok's Chinatown.

劲道十足的面条刚从热腾腾的锅中挑出来，这一切都在曼谷唐人街的厨师掌握之中。

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It is important to note that fire chemistry starts to change when the concentration of oxygen increases to as little as 23%.

当氧浓度增加到仅仅23%，起火的化学性质就开始变化，注意到这一点是很重要的。

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Establishes the physical model and mathematical model of fire smoke diffusion in underground railway. Simulates the temperature field and concentration distribution of fire smoke using CFD method.

建立了地铁火灾中烟气运动的物理模型和数学模型，采用CFD方法模拟了地铁火灾时的温度场和烟气浓度分布。

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This concentration of fire is achieved by a combination of programming that causes an individual computer to make repeated requests as fast as it can and the ganging together of as many computers as possible to undertake this work at the same time.

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