This offers an effective means for diesel engine vibration and noise control, condition monitoring, and cylinder pressure recognition.
为柴油机的振动噪声控制、状态监测,以及缸内气体压力的识别提供了一种有效的方法。
Through field monitoring, the variation laws of road traffic flow, vehicle speed and vehicle type are analyzed, as well as the relationship between road noise and traffic condition.
通过实地监测,分析了某干道车流量、车速、车型的变化规律及其与道路噪声的相互关系,并对选择的交通噪声预测模型进行了精度检验。
Through field monitoring, the variation laws of road traffic flow, vehicle speed and vehicle type are analyzed, as well as the relationship between road noise and traffic condition.
通过实地监测,分析了某干道车流量、车速、车型的变化规律及其与道路噪声的相互关系,并对选择的交通噪声预测模型进行了精度检验。
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