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Listening Quiz: Chuyển Từ Thép Sang Nhôm Cho Khung Kết Cấu – Advanced Level
Th7 9, 2025
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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 Olivia and Robert mainly discussing?
How to reduce transportation costs by changing suppliers
The best way to train a new engineering team
Why corrosion is the only concern for metal frames
Whether to replace steel with aluminium for structural frames
Explanation:
They are discussing the possibility of changing the frame material from steel to aluminium and weighing the pros and cons.
2.
According to Olivia, why might aluminium reduce costs in one area?
It requires less maintenance in all environments
It is easier to weld than steel
It can reduce the overall weight and transportation costs
It is cheaper to purchase than steel
Explanation:
Olivia says aluminium is lighter, and Robert adds that this might help with transportation costs.
3.
What concern do Olivia and Robert raise about aluminium’s strength?
It may not handle the load as well as steel and could deform under stress
It is identical in strength to steel
It cannot resist corrosion in any environment
It is too heavy for structural frames
Explanation:
They say they need to check whether aluminium can handle the load, and Robert notes it is less strong and may deform more under stress.
4.
What can be inferred about the team’s decision on aluminium?
They only care about lowering maintenance costs
They want to evaluate several factors before making a final choice
They believe aluminium is worse in every respect
They have already decided to use aluminium immediately
Explanation:
They discuss both advantages and disadvantages and decide to prepare a report and run tests, which shows they are still evaluating the option.
5.
What does Robert offer to do at the end of the conversation?
Order aluminium materials for the project
Prepare a report by himself
Train the team in welding techniques
Help with the technical data
Explanation:
Robert says, ‘I will help with the technical data’ after Olivia suggests preparing a report with pros and cons.
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