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Listening Quiz: Thuyết Trình Kết Quả Chương Trình Giám Sát Ăn Mòn – Advanced Level
Th12 3, 2025
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bởi
Anna Phạm
trong
Tiếng Anh Hóa Học (English for Chemistry)
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1.
What is the main purpose of Sophia’s presentation?
To explain the plant’s production schedule
To describe how the heat exchanger was installed
To report the results of corrosion monitoring
To announce a new employee training program
Explanation:
Sophia says she has the corrosion report ready and then presents the monitoring methods, findings, corrosion rate, and recommendations.
2.
How long did Sophia monitor the plant?
Six months
Three months
One year
Two weeks
Explanation:
Sophia states, ‘We monitored the plant for six months.’
3.
Which monitoring methods did Sophia use?
Temperature checks and vibration analysis
Chemical cleaning and painting
Ultrasonic thickness testing and corrosion probes
Visual inspections and pressure tests
Explanation:
Sophia says they used ultrasonic thickness testing and corrosion probes.
4.
What can be inferred about the corrosion issue at the plant?
No corrosion was found in any part of the plant
The plant is in immediate danger of shutting down
The corrosion is present but currently manageable
The heat exchanger must be replaced right away
Explanation:
Sophia says some pipes showed significant metal loss, but the corrosion rate is currently within safe limits, so the issue appears manageable for now.
5.
What does Sophia recommend to deal with the corrosion?
Increase inspection frequency and apply protective coating
Stop using the heat exchanger completely
Lower the plant’s operating temperature
Replace all pipes immediately
Explanation:
Sophia specifically recommends increasing inspection frequency and applying protective coating.
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