physical change

名词 physical change:

1. a change from one state (solid or liquid or gas) to another without a change in chemical composition
   同义词：phase change, phase transition, state change

1. Salt is crystallized from sea water, which is known to be a physical change.
   盐是从海水中结晶出来的，这被视为一种物理变化。
2. The process of chemical and physical change in deposited sediment during its conversion to rock.
   成岩作用在岩石转化过程中沉积物发生化学和物理变化的过程
3. In the case of a physical change no new substance is formed.
   就物理变化来说，没有新的物质产生。