Under low loads and in the case of nozzle with a central injection hole, the smoke intensity slightly rises, but the fuel economy doesn't deteriorate.
在低负荷下，喷嘴带中心喷孔时的烟度稍高些，但燃油消耗率不恶化。
Taking Diesel 495Q as an example, methods and measures to reduce low-speed smoke intensity and fuel comsumption of diesels by rational match of both mentioned are stated.
本文以495Q柴油机为例，论述了通过喷油系统与柴油机在速度特性上的合理匹配，降低柴油机低速烟度和燃油消耗率的方法和措施。
Investigation reveals that smoke particles kinestate is decided mainly by the relative velocity between smoke cloud and particles and the smoke cloud turbulent intensity.
研究认为，烟幕微粒的运动状态主要决定于烟幕云团与微粒的相对速度和湍流强度。
Investigation reveals that smoke particles kinestate is decided mainly by the relative velocity between smoke cloud and particles and the smoke cloud turbulent intensity.
研究认为，烟幕微粒的运动状态主要决定于烟幕云团与微粒的相对速度和湍流强度。
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