Flow field of unfold course for a solid rocket engine with extendible nozzle was analyzed by approach numerical solution of the 2-D axis symmetry N-S equation through AF method.是什么意思_Flow field of unfold course for a solid rocket engine with extendible nozzle was analyzed by approach numerical solution of the 2-D axis symmetry N-S equation through AF method.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句