The firedamp(CH4) jettubes work together to control and adjust the aircrafts posture when vertical taking off or landing, or hold over.是什么意思_The firedamp(CH4) jettubes work together to control and adjust the aircrafts posture when vertical taking off or landing, or hold over.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句