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通过外加套、主轴螺旋翅片和腔内喷头加热形式，热效率达到95%以上，使物料快速充分熟化。
Through the forms of jacket, shaft spiral fin and chamber nozzle heating, the heat efficiency reaches over 95%, which makes the materials quickly and fully aged.
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.
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