paperback. Zustand: New. Paperback Pages Number: 190 Language: Chinese. Vocational Electromechanical class planning materials: engineering materials and forming technology at the core of engineering materials and forming technology. the main contents include: the mechanical properties of materials. metal materials. organizational structure. common metal material and heat treatment. commonly used in non-metallic materials and new materials. methods and applications of metallic materials commonly used in forming. rough.