The aviation regiment is the basic tactical unit. Due to differences in weaponry and tasks, the number of aircraft in an aviation regiment ranges from 20 to 40.是什么意思_The aviation regiment is the basic tactical unit. Due to differences in weaponry and tasks, the number of aircraft in an aviation regiment ranges from 20 to 40.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句