膨胀系数 péngzhàngxìshù expansion coefficient Definitions Defs Origin Strokes Stroke Words Sentences Sents 膨胀系数 膨脹係數 péngzhàngxìshù expansion coefficient the ratio of the increase in volume or length of an object to its original size for every degree increase in temperature, also known as expansivity
膨胀系数 膨脹係數 péngzhàngxìshù expansion coefficient the ratio of the increase in volume or length of an object to its original size for every degree increase in temperature, also known as expansivity
