The heat required to change a substance fr
题型：单项选择题
问题：
The heat required to change a substance from a solid to a liquid while at its freezing temperature, is known as the latent heat of （）.
A.fusion
B.vaporization
C.condensation
D.sublimation
The heat required to change a substance from a solid to a liquid while at its freezing temperature, is known as the latent heat of （）.
A.fusion
B.vaporization
C.condensation
D.sublimation