Domestic hot water is provided mainly by a heatpump 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 heatpump 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 heatpump driven liquid desiccant fresh air handling unit to treat fresh air, ground source heatpump to provide cooling, heating and domestic hot water.