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关注：1
2013-05-23 12:21
求翻译：小于70dB，或持续时间小于5分钟的70dB以上噪声是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
小于70dB，或持续时间小于5分钟的70dB以上噪声
问题补充： |
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2013-05-23 12:21:38
70db above the noise less than 70db, or duration of less than 5 minutes
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2013-05-23 12:23:18
Less than 70 dB or duration that is less than 5 minutes over 70 dB noise
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2013-05-23 12:24:58
Is smaller than 70dB, or the duration is smaller than above 5 minute 70dB the noise
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2013-05-23 12:26:38
Less than 70dB, or duration of less than 5 minutes more than 70dB of noise
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2013-05-23 12:28:18
正在翻译，请等待...
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