near-field sound intensity measurement
...声，近场声强测量，声功率，时间功率谱阵 [gap=1892]Key words：noise of motorcycle, near-field sound intensity measurement, sound power, time-power spectrum array ...
基于4个网页-相关网页
near-field sound intensity measurement
近场声强测量
以上为机器翻译结果，长、整句建议使用 人工翻译 。