利用一种整体性能非常好的地热水能量梯级利用的热泵串联系统方案，达到充分利用地热水能源的目的。

Applying a combined heat pump system with good performance in which the geothermal energy is gradually utilized, can achieve the goal of taking full use of geothermal energy.

youdao

利用一种整体性能非常好的地热水能量梯级利用的热泵串联系统方案，达到充分利用地热水能源的目的。

Applying a combined heat pump system with good performance in which the geothermal energy is gradually utilized, can achieve the goal of taking full use of geothermal energy.

youdao