这里介绍了一种高效节能的冰激凌机螺旋翅片直冷式圆形冷冻缸蒸发器，并指出其实现的关键技术。
This text introduce one kind of high efficiency and energy saving screwy fins evaporator with round direct-cooling type refrigerating cylinder, and also indicate the key working technology.
通过控制基于连续的切削片的卷曲情况：把切削片处理成直而平的翅状切削片，来提高切削片的热传递能力。
Through controlling chip curl based on the continuous strip chips, the flat straight fins were processed to improve the fins' heat transfer capability.
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