试验表明混合制冷剂的配比是自动复叠制冷系统关键问题，通过控制关键点的温度可以判断混合制冷剂的最佳配比。

Test shows that the proportion of refrigerant mixture is the key, and optimization can be judged in control of key temperature.

youdao

试验表明混合制冷剂的配比是自动复叠制冷系统关键问题，通过控制关键点的温度可以判断混合制冷剂的最佳配比。

Test shows that the proportion of refrigerant mixture is the key, and optimization can be judged in control of key temperature.

youdao