掌握状态参数的特征，基本状态参数的定义及单位等。

Grasp the characteristics of state properties, definition of the basic state properties and their units, etc.

youdao

掌握状态参数的特征，基本状态参数的定义及单位等。

Grasp the characteristics of state properties, definition of the basic state properties and their units, etc.

youdao