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Listening Quiz: Chọn Vật Liệu Cho Ứng Dụng Nhiệt Độ Cao – Easy Level
Th11 25, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư cơ khí (English for Mechanical Engineer)
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1.
What are Sarah and James mainly discussing?
How to repair a broken machine part
When to replace the company’s tools
Which office supplies to order for the week
Which material is best for a hot, corrosive environment
Explanation:
They are choosing a strong material for a very hot and corrosive environment, comparing stainless steel and nickel alloys.
2.
According to James, what do nickel alloys handle better than stainless steel?
Faster shipping
Higher temperatures
Easier polishing
Lower costs
Explanation:
James says nickel alloys handle higher temperatures.
3.
Why does James say nickel alloys may still be worth choosing?
They are easier to find in stores
They last longer in harsh conditions
They do not need any maintenance
They are the cheapest option available
Explanation:
James explains that although nickel alloys are more expensive, they last longer in harsh conditions.
4.
What can be inferred about Sarah’s final opinion on the material choice?
She wants to delay the decision until later
She believes nickel alloys are the best choice
She prefers stainless steel because it is cheaper
She is still unsure which material to pick
Explanation:
Sarah says, ‘Then nickel alloys seem the best choice,’ which shows she has decided in favor of nickel alloys.
5.
Why does James mention that nickel alloys are more expensive?
To suggest Sarah should avoid all metals
To explain why stainless steel cannot resist heat
To show that price is the only factor that matters
To compare their cost with their durability benefits
Explanation:
James brings up the higher cost to balance it against the advantage that nickel alloys last longer in harsh conditions.
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