Dean E B, Unal R. Elements of designing for cost. In:Proceedings of AIAA 1992 Aerospace Design Conference,Irvine, CA, 1992是什么意思_Dean E B, Unal R. Elements of designing for cost. In:Proceedings of AIAA 1992 Aerospace Design Conference,Irvine, CA, 1992在线翻译_英语_读音_用法_例句