First the structure and principle of wave regained energy absorber is analyzed, and then the energy absorber by LS-DYNA is simulated.是什么意思_First the structure and principle of wave regained energy absorber is analyzed, and then the energy absorber by LS-DYNA is simulated.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句