Listening Quiz: Tư Vấn Đánh Giá Tiếng Ồn Theo BS 4142 – Easy Level

1. What is the conversation mainly about?
2. What does BS 4142 do, according to Robert?
3. What does Robert say they should measure first?
4. How do they decide whether the noise is a problem?
5. What can be inferred if the site noise is 5 dB higher than the background noise?

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