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- Qu, Lejian [remove] 2
- 621.40205 1
- 621.47 1
- Cold regions -- Multi-source hybrid heat pump -- Simulation analysis -- Energy-saving rate -- Soil thermal balance 1
- Heat engineering -- Periodicals 1
- Heating -- Equipment and supplies -- Periodicals 1
- Multi-source coupled heat pump -- Heat-pipe composite vapour-compression -- Operating condition -- Operating performance 1
- Periodicals 1
- Solar energy -- Periodicals 1
- Solar engines -- Periodicals 1