Listening Quiz: Hiệu Chuẩn Thiết Bị Quan Trắc Chất Lượng Nước – Advanced Level

1. What is the main topic of the conversation?
2. How often should the sensors be recalibrated during the monitoring period?
3. What must be done with every calibration event?
4. What can be inferred about lab calibration compared with field calibration?
5. What should happen if a sensor fails calibration?

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