1.4 Materials and Its Components

1.4.1 What are Materials?

¡The definition of materials----

    In a word, materials are referred to be made into useful substances by Man, are the basis and priority of social development.

¡简而言之，材料是指人类能用来制作有用物件的物质。材料是社会进步的物质基础与先导。

1.4.2 Four components ofMaterials

¡Processing—实现了特定原子排列。

¡Structure—包括了决定材料性质和使用性能的原子类型和排列方式。

¡Properties—赋予了材料的价值和应用性。

¡Performance—是材料在使用条件下的应用性能的度量。

¡Processing→ Structure → Properties →Performance

   Fig. 1.1 The four components of the discipline of materials science and engineering and their linear interrelationship.