马什预计，燃料电池能用在草坪割草器、吹雪机、喷气推进装置和其他目前导致噪声以及空气污染且用蓄电池做动力运转性能不佳的移动设备上。
Marsh envisions fuel cells in lawn mowers, snow-blowers, jet skis and other mobile devices which now contribute to noise and air pollution, and which don't run well on batteries.
用沼气作为发动机燃料可以节省液体燃料又可为农业提供廉价的动力和电力。
It is used in engines to save liquid fuel and provide power and electricity economically in agriculture.
本研究表明，发动机燃用低比例的生物柴油掺混燃料，在发动机不作任何改动和调整时，可以在经济性、动力性和排放等方面取得令人满意的综合结果。
The study also shows that it is satisfied to fuel engines with the low proportion blends of the biodiesel, without modifying engines, in performance and emissions.
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