Starting with airfoil 2, the pitching moment is increased from -.15 to -.25 to provide more aft loading and aft camber.是什么意思_Starting with airfoil 2, the pitching moment is increased from -.15 to -.25 to provide more aft loading and aft camber.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句