Water source is the prerequisite to the application of water source heat-pump air conditioning system.
水源是应用水源热泵空调系统的前提。
The ground source heat pump is a technology which applied for air-condition?
地源热泵技术是一项空调、供暖和热水供应技术。
The ground source heat pump is a technology which applied for air-condition?
地源热泵技术是一项空调、供暖和热水供应技术。
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