Domestic hot water is provided mainly by a heat pump using exhaust air from the composting toilet.
家庭生活热水主要由以沼气为燃料的热泵提供的，沼气是由带发酵装置的厕所产生的。
2
The study of mine water source heat pump is still in its infancy domestic, and there was no report of the use of mine waste heat back to the wind.
国内对矿井水源热泵的研究尚处于起步阶段，对矿井回风废热的利用未见有报道。
3
Applies the heat pump driven liquid desiccant fresh air handling unit to treat fresh air, ground source heat pump to provide cooling, heating and domestic hot water.