factor of expansion

• 热膨胀系数

factor of expansion的用法和样例：

例句

1. In the case of solids and liquids which have very small coefficients of thermal expansion, this distinction has no practical importance.
   至于固体和液体，由于它们的热膨胀系数很小，上述区别便没有实际价值。
2. Water has a variable coefficient of expansion.
   水的膨胀系数是可变的。
3. The thermostat is based on the fact that different metals have different coefficients of expansion.
   恒温器是以不同的金属有不同的膨胀系数这一事实为根据的。