The testing results proved that the QH4 saving energy coasting device has a remarkable fuel-saving effect to any model of motor vehicles and at any road condition.
试验结果表明，QH 4型汽车节能滑行器对各种车型、道路条件都具有显著的节油效果。
The utility model discloses a composite saving oil purifier for a petrol engine, which belongs to the internal-combustion engine fuel air conditioning device.
一种汽油机复合节油净化器属于内燃机燃料空气处理装置。
This invention provides a kind of honeycomb magnetized ceramic internal combustion engine device which has relatively good property of saving fuel and reducing pollution.
本发明提出一种具有较高节油减污性能的蜂窝式磁化陶瓷内燃机装置。
The utility model provides an electronic ignition switch fuel-saving device for automobiles, comprising a metallic casing, a printed circuit board and electronic components.
本实用新型提供了一种汽车点火电子开关节油装置。它是由金属外壳、印刷电路板、电子元器件构成。
This article has described a high efficient and energy saving heating device-fuel oil hot air oven, which is used as the oven in baking line of painting production line.
分析影响柴油机低温起动的因素，提出利用燃油加热器为柴油机低温预热起动的具体方案，并提供加热器功率的计算方法。
A stabilizing-pressure cycling air-choke resistant fuel-saving device for car relates to a fuel-saving device for the engine of the gasoline-driven car or the internal combustion engine.
《汽车稳压循环抗气阻节油器》是一种用于汽油类汽车发动机或内燃机的节油装置。
A stabilizing-pressure cycling air-choke resistant fuel-saving device for car relates to a fuel-saving device for the engine of the gasoline-driven car or the internal combustion engine.
《汽车稳压循环抗气阻节油器》是一种用于汽油类汽车发动机或内燃机的节油装置。
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