通过首次提出了带经济器螺杆制冷机的中间温度的拟合方程式，计算结果与试验结果吻合良好。
The equation of the medium temperature is correlated. Compared with the experiment data, the calculating results are agreement well with the experiment ones.
螺杆压缩制冷机是一种制冷能力大、占地面积小、效率高的大型制冷机。
Screw compression refrigeration unit is one kind of large scale compression refrigerator with characteristics of big refrigeration capacity, small floor area and high efficiency.
螺杆压缩制冷机是一种制冷能力大、占地面积小、效率高的大型制冷机。
Screw compression refrigeration unit is one kind of large scale compression refrigerator with characteristics of big refrigeration capacity, small floor area and high efficiency.
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