Life design and test technology of mechanical product 并列题名：Life design and test technology of mechanical product Reliability design and test of mechanical product Green design and life cycle assessment of mechanical products Reliability design and test of mechanical product. Green design and life cycle assessment of mechanical products. Long-life design and test technology for typical structures of aircraft 并列题名：Green design and life cycle assessment of mechanical products 并列题名：Reliability design and test of mechanical product Design and development of media product