粉状材料可形成爆炸性粉尘空气混合物。

Powdered material may form explosive dust-air mixture.

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利用矩形激波管测定了几种碳氢燃料与空气混合物的爆轰极限和临界起爆能。

This paper measured the critical energy and detonation limit of hydrocarbon and air mixtures in the rectangle shock tube.

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燃料-空气混合物的当量比为0.4，燃烧器外壁面与环境采用对流换热边界条件。

Stoichiometric ratio of fuel-air mixture is 0.4. Convection heat exchange has adopted as a boundary condition of external surface.

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