由于依靠压缩空气作动力源，所以无火灾隐患，特别适合搅拌具有挥发性和可燃性的油料或涂料。

Because of the compressed air driving force, it won't cause fire, especially, it is fitted into the volatile and flammable paint.

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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。

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.

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应用因次分析法推导出表征巷（隧）道火灾烟流滚退距离变化规律的通用无因次表达式，该表达式包含影响滚退距离的火源热释放速率、通风风速、巷道倾角和形状等因素。

A non-dimensional expression, which shows the general variation of the backflow distance of smoke and hot gases during a roadway or tunnel fire, was derived through dimensional analysis.

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