The dual fuel engine, which uses natural gas as primary fuel and diesel oil as assistant fuel, will be used widely because of the low pollution of natural gas.
采用天然气作主要燃料柴油作辅助燃料的双燃料发动机,因天然气燃烧污染低将会得到广泛的应用。
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But it's the radical dual-energy engine, with a possible 1000-mile range at 96 MPH, that could move the Air Car beyond Auto X Prize dreams and into American garages.