The design is presented of nozzles,injectors and burneer cones of a new ignition device using natural gas on forced pre mixing and the method of flame stability.是什么意思_The design is presented of nozzles,injectors and burneer cones of a new ignition device using natural gas on forced pre mixing and the method of flame stability.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句