milk cooling unit

例句：

1. 1.The milk cooling unit is essential for maintaining the quality of milk products.
   牛奶冷却单元对于保持牛奶产品的质量和安全至关重要。
2. 2.The milk cooling unit helps to keep the temperature of the milk stable during transportation.
   牛奶冷却单元有助于在运输过程中保持牛奶的温度稳定。
3. 3.The milk cooling unit is designed to quickly cool down the milk, preventing it from spoiling.
   牛奶冷却单元设计用来快速冷却牛奶，防止其变质。