The interior noises at driver s ear position are analyzed and evaluated by means of measurements of ITF (Inertance Transfer Function) and NTF (Noise Transfer Function) at chassis-body connection points.
在此模型基础上分别进行了车身结构和声学空腔的模态分析,测量车身与底盘悬置连接点的惯量特性、各连接点到车内耳旁位置的噪声传递函数,在此基础上分析由于路面不平度所引起的车内耳旁噪声的传递情况。
An analysis on the fan noise pollution in paper mill and its control;
纸厂风机噪声污染分析与控制方法
Transformer substation noise pollution assessment and its control;
变电站环境噪声评价与防治
One approach to reducing noise of automobile rear axle gear assembling;
一种降低汽车后桥装配中齿轮噪声的途径
Adopting the Nonsymmetrical Dents of Gear to Reduce the Abnormal Yawp of Gear Pump;
采用非对称齿形减小齿轮泵的异常噪声