Low level heat energy is recovered from municipal wastewater using wastewater source heat pump.
利用污水水源热泵，可回收城市污水的低位能源。
The implementation plan was described for wastewater (reclaimed water) source heat pump in Qiaodong Wastewater Treatment Plant project.
阐述了石家庄市桥东污水处理厂工程中污水（ 中水）源热泵系统的实施方案。
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