Naval Architecture and Ocean Engineering

激励源施加

-

结构噪声以加速度谱的­形式加载到SEA模型­的设备基座上,空气辐射噪声以声功率­谱(或声压谱)的形式加载到噪声源所­在舱室的声腔中。以主机为例,其噪声曲线见图6。

78 122

73 68 63 58 53 48 43

38 10

120 118 116 114 112 110

108 10

Newspapers in Chinese (Simplified)

Newspapers from China