rapid solidification

例句：

1. 1. The rapid solidificationof ice crystals causes the formation ofice veins in rocks.
   冰晶的快速凝固导致岩石中形成冰脉。
2. 2.Rapid solidification can lead to the formationof defects in materials.
   快速凝固可能导致材料中形成缺陷。
3. 3. During rapid solidification,the temperature gradient between the melt and thesolid phase is very high.
   在快速凝固过程中，熔融相与固态相之间的温度梯度非常高。