双馈电式异步电机，定转子供电的异步电机 double-fed asynchronous machine 双流程凝汽器 double-flow condenser 双流结构 double-flow design ..
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The relation between different design structure of single and double low-pressure heaters with flow resistance of the condenser throat and flowing stage in the throat was discussed.
讨论了内置单、双低加不同设计结构与凝汽器喉部汽阻以及喉部流动状态的关系。
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