warming-up condensate drain-off connections
... warming up 暖炉，暖机，暖管；加热，预热 warming-up condensate drain-off connections 启动疏水装置 warming-up process 暖机过程 ...
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进而对除氧器用锅炉启动疏水消能装置的研制和应用作了扼要的介绍。
The development and application of drain energy-relief device for deaerator started up by boiler have briefly been introduced.
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