The results show that the ignition delay time is shortened along with the increase of the oxygen content, burning rate of HTPB propellant and the laser radiant flux.是什么意思_The results show that the ignition delay time is shortened along with the increase of the oxygen content, burning rate of HTPB propellant and the laser radiant flux.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句