Therefore, even in very lowtemperature, the gas engine heat pump can meet the heating requirements will not be for lack of heat.
因此，即使在温度很低的情况下，燃气机热泵仍能满足供热要求，不会出现供热量不足的情况。
2
For high and low alarms, overfill protection, pump control, including wide pressure and temperature requirements, and hygienic applications.
对于高，低报警，溢流保护，泵控制，包括宽的压力和温度的要求，和卫生应用。
3
This paper explored the methods for efficient utilization of lowtemperature geothermal resource and the use of heat pump for lowtemperature geothermal resource.