... 地噪声 ground noise 地噪声水平 ground noise level 背景地噪声 background ground noise ...
基于1个网页-相关网页
back ground noise level 背景噪音电平
ground indicator noise level 背景噪声电平
ground noise level
地面噪声水平
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Through analysis and research on the noise and vibration in the test ground of vibratory road roller, measures have been taken to lower the noise and vibration level and good effect has been resulted.
对压路机试车场噪声与振动进行分析研究，采取几项措施的综合治理，试车场的减振降噪取得较好的效果。
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