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一、根据以下二冲程柴油机的有关参数,回答下列问题: 缸径: 500-980 mm 转速: 150-60r/min 活塞平均速度: 8.0 m/s 平均有效压力: 1.7-1.8 MPa 气缸最大爆发压力:14-15.5MPa 单缸功率: 1200kW-6000kW 燃油消耗率: 170 g/kWh 1 、按转速分类,此机是属于哪类? 2 、哪些是动力性指标,并分别解释其含义? 3 、燃油消耗率属于柴油机什么指标,解释其含义?
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