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Listening Quiz: Tư Vấn Về Tính Tương Thích Vật Liệu Gioăng và Vòng Đệm – Medium Level
Th12 3, 2024
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bởi
Anna Phạm
trong
Tiếng Anh Hóa Học (English for Chemistry)
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1.
What is the main topic of the conversation?
Checking whether gasket and seal materials are compatible with a new fluid
Repairing a leak in a factory pipe
Choosing office supplies for a new project
Training employees to use laboratory equipment
Explanation:
Daniel and Olivia discuss how to verify gasket and seal material compatibility for a new process fluid.
2.
What does Daniel say can happen if the wrong materials are used?
The fluid may change color
Leaks or damage may occur
The charts may become outdated
The system may become louder
Explanation:
Daniel says, “Wrong materials can cause leaks or damage.”
3.
What materials does Daniel mention as good for many fluids?
Rubber and steel
PTFE and Viton
Copper and aluminum
Nylon and silicone
Explanation:
Daniel says, “PTFE and Viton are good for many fluids.”
4.
What does Daniel say they need first before deciding whether the new fluid works with the materials?
A larger storage tank
A maintenance schedule
The fluid’s chemical data
A new gasket design
Explanation:
Daniel says they need the fluid’s chemical data first.
5.
What can be inferred about Daniel and Olivia’s approach to the new fluid?
They want to avoid testing and rely on guesswork
They will use charts first and do lab tests only if needed
They plan to replace all seals immediately
They already know the fluid is safe with PTFE and Viton
Explanation:
Daniel explains that they compare the fluid with material resistance charts and, if no chart matches, do small lab tests.
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