... 宅院及物业：messuage and tenement 噪音缓解措施;减声措施：noise mitigation measures 早期工程：advanceworks ...
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There is controversy on background noise modification in railway EIA for noise, which has great influence on assessment methods, assessment results and mitigation measures of railway noise.
目前铁路噪声环境影响评价的背景噪声修正方法存有争议，对铁路噪声的评价方法、评价结果和防治措施的确定有很大影响。
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