The shape of rich soot combustionarea at high temperature coincides with the share of spray area before ignition.
速燃期内高温富碳燃烧区的形状与着火前一时刻喷雾场的形状相吻合；
2
Besides, the cavities in both types of combustors enable the fuel to be mixed more fully and also stabilize the flame, enlarging the combustionarea in the rear parts of the combustors.
同时，这两个超声速燃烧室内的凹槽结构能起到增强掺混和稳定火焰的作用，使燃烧室后部燃烧区域增大。
3
The correlation analytical method was used in this study. It was found that the source of particulate carbon in aerosol at Pudong New Area was coal combustion.