Biogas engine-driven heat pump (BHP) not only has the same functions of compression heat pump, but also can utilize the waste heat recovery from biogas engine.

由沼气发动机驱动的热泵(BHP)除能够保证一般热泵功能外，还能够充分回收利用沼气发动机的余热。

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The gas engine-driven heat pump (GEHP) is a high performance and environment-friendly equipment that can provide heating and cooling, but at present the study on the GEHP is insufficient in China.

燃气机热泵是一种高效节能、经济环保的新型供热空调装置，国内对该装置的研究正处于起步阶段。

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The gas engine with higher efficiency should be selected to raise the exergy efficiency of gas engine-driven heat pump.

为提高燃气机热泵的火用效率，应选用效率高的燃气发动机。

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The first works to be digitised will range from feminist pamphlets about Queen Marie-Antoinette (1791), to the invention of the first combustion engine-driven submarine (1858), and an account of a stuffed Hippopotamus owned by the Prince of Orange (1775).

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It has a 616hp V8 twin turbo engine that works rear-driven wheels and a 7-speed dual-clutch transmission.

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It is a hybrid, powered by both a small internal combustion engine and a battery-driven electric motor.

ECONOMIST: Fuel economy