Chuyển đến phần nội dung
Luyện Nghe Tiếng Anh Chất
Tiếng Anh Chuyên Ngành
Listening Quiz: Điều Tra Lỗi Hiệu Chỉnh Trên Máy HPLC – Easy Level
Th3 26, 2024
—
bởi
Anna Phạm
trong
Tiếng Anh Hóa Học (English for Chemistry)
‹
1
2
3
4
5
›
1.
What is the conversation mainly about?
A conversation about preparing standard solutions for testing
An investigation into why an HPLC calibration failed
A plan to replace the HPLC detector with a new one
A discussion about scheduling a meeting between Kevin and Emily
Explanation:
Kevin and Emily are trying to find the cause of an HPLC calibration failure and decide to check the pump flow rate and clean the pump.
2.
What did Kevin say about the standard solutions?
They were expired and needed replacement
They were the same as the detector settings
They had not been prepared yet
They were fresh and correct
Explanation:
Kevin says, “Yes, they are fresh and correct.”
3.
What did Emily suggest might be causing the problem?
The standard solutions are old
The HPLC machine needs to be replaced
The pump flow rate is wrong
The detector settings are wrong
Explanation:
Emily says, “Maybe the pump flow rate is wrong.”
4.
Why does Kevin decide to clean the pump?
He has already fixed the detector settings
He is sure the detector is broken
He wants to replace the standard solutions
He believes the pump is likely contributing to the calibration failure
Explanation:
After checking the flow rate and finding it slower than usual, Kevin says he will clean the pump, which shows he thinks it may be causing the problem.
5.
What will Kevin most likely do after cleaning the pump?
Try the calibration again and report the result
Prepare new standard solutions
Stop using the HPLC permanently
Change the detector settings
Explanation:
Kevin says, “I will clean the pump and try again,” and Emily asks him to let her know if it works after cleaning.
Previous
Check
Next
Finish
Reset
Luyện tập thêm về bài học này:
Listening Lesson
Vocabulary Flashcards and Quiz
←
Trước đó:
Tiếng Anh Cho Đạo Diễn Phim: Thay Đổi Kết Thúc Để Bán Tốt Hơn – Easy Level
Tiếp theo:
Listening Quiz: Chuẩn Bị Cho Cuộc Kiểm Tra Sức Khỏe Môi Trường – Easy Level
→