Noise is another hazard. Working with noisy tools such as jackhammers requires proper, effective use of hearing protection. Ear plugs and earmuff type hearing protection is recommended.
噪音是另一种危险。使用手提钻之类的噪音工具时，必须佩戴有效的听力保护装置。建议使用耳塞和耳罩听力保护装置。
Our theoretical contribution applies to any type of transactional data and is robust to noisy observations, generalizing a wide range of previous de-anonymization attacks.
我们的理论贡献，适用于任何类型的事务数据和鲁棒性，嘈杂的意见，概括范围广泛的以前去匿名攻击。
The room air conditioning unit was quite noisy, don't think it was a problem with the unit jus the type of unit which we have had occasionally in other hotels.
房间里的空调单元噪音很大，应该不是空调单元的问题，因为在其他宾馆也时常安装这个类型的空调单元。
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