工程选型：主机选用全热回收模块式地源热泵机组，工程设计由主机厂家提供方案。
Two, engineering selection: host selection of the entire heat recovery modular ground-source heat pump units, engineering design provided by the host program manufacturers.
工程选型：主机选用全热回收模块式地源热泵机组，工程设计由主机厂家提供方案。
Two, engineering selection: host selection of the entire heat recovery modular ground-source heat pump units, engineering design provided by the host program manufacturers.
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