two-stage compression 二级压缩 ; 双级压缩 ; 两级压缩
single-stage compression refrigeration system [制冷] 单级压缩制冷系统
two-stage compression refrigeration system [制冷] 双级压缩制冷系统
FOUR-CYLINDER COMPRESSOR, air cooled, single effect, four-stage compression.
风冷，单动作，四级压缩四缸压缩机主体。
The application of two-stage compression forward bootstrap air refrigeration cycle is introduced.
最后介绍了双级压缩正升压循环实际流程空气制冷机的应用。
With comprehensive analysis, two-stage compression cycle is applied to air-source heat pump to adapt to the low-temperature environment.
本文通过综合分析，选择将两级节流中间不完全冷却双级压缩循环应用于空气源热泵热水器以适用低温工况。
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