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Listening Quiz: Sửa Chữa Kết Cấu Bê Tông Bị Carbon Hóa – Easy Level
Th1 10, 2025
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư xây dựng (English for Civil Engineer)
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1.
What are Emma and Michael mainly discussing?
How to test the strength of fresh mortar
How to paint a steel beam
How to repair carbonation damage in concrete
How to build a new concrete structure
Explanation:
The conversation focuses on carbonation in concrete and the steps to repair and protect the damaged structure.
2.
According to Emma, what does carbonation do to the concrete?
It prevents rust from forming
It makes the concrete waterproof
It causes the concrete to lose its protection
It strengthens the concrete surface
Explanation:
Emma says, ‘It means the concrete is losing its protection.’
3.
What should be done first to repair the damaged structure?
Apply a protective coating
Inspect the structure every year
Add new steel inside the concrete
Remove the damaged concrete
Explanation:
Emma says they should ‘remove the damaged concrete first.’
4.
What should be applied after the damaged concrete is removed?
A sealant without additives
Fresh paint over the steel
A repair mortar with corrosion inhibitors
A layer of insulation
Explanation:
Emma states that after removal, they should ‘apply a repair mortar with corrosion inhibitors.’
5.
How often does Emma recommend inspecting the repaired structure?
Every month
Only when damage is visible
Every six months
Every year
Explanation:
Emma says, ‘Regular inspections every year are best.’
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Tiếng Anh Xây Dựng: Sửa Chữa Kết Cấu Bê Tông Bị Carbon Hóa – Easy Level
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