结果表明，福州市区环境质量总体状况良好，但城市污水处理率、环境噪声达标率离标准值都有一定的差距。
The results showed that the environment quality in Fuzhou urban area was good in general, but the urban sewage disposal and noises decreasing lagged behind the standard values.
夜间突发的噪声，其最大值不准超过标准值15分贝。
The maximal limitation for noise outburst at night should not exceed15 db.
夜间突发的噪声，其最大值不准超过标准值15分贝。
The maximal limitation for noise outburst at night should not exceed15 db.
应用推荐