1·To maintain the flame, that is to prevent blowout, additional nozzles are included when the overall flame size is to be increased.
为了保持火焰，这是为了防止井喷，包括额外的喷嘴时，火焰的大小，是整体提高。
2·The pulse flame will be blowout at certain phase difference, if the amplitude of the exciting pressure pulsation is great enough.
如果驱动压力脉动幅值足够大，到一定的相位差时，脉动燃烧停止工作。