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【单选题】
糖酵解途径中,催化产生 NADH+H+的酶是A.
甘油醛-3-磷酸脱氢酶
B.
葡萄糖-6-磷酸脱氢酶 C、丙酮酸脱氢酶复合物 D、6-磷酸葡萄糖酸脱氢酶 E、苹果酸脱氢酶
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举一反三
【单选题】听力原文：M: Mrs. Wilkins, I'd like you to meet Denise. She's at school with me. W: Hello, Denise. Pleased to meet you. Q: What's the relationship between Denise and the man'? (18)
A.
Dentist and patient.
B.
Schoolmates.
C.
Roommates.
D.
Workmates.
【单选题】听力原文： It was about half past eleven on a windy September night and Mr. and Mrs. Wilkinson had gone to bed early. They had put out the light and were just going to sleep when Mrs. Wilkinson heard a str...
A.
In the middle of the night.
B.
At ten o'clock.
C.
At eleven o'clock.
D.
At about half past eleven.
【单选题】What causes the bleeding of the womb of Mrs. Wilkins?
A.
lumps of fibrous tissue
B.
wound
C.
cut
【单选题】Mrs. Wilkins saw a robbery last night. She is describing the robber to a police officer. Which one is the robber?
A.
a
B.
b
C.
c
【单选题】I saw Mrs. Smith __________ some flowers in her garden yesterday afternoon. [ ]
A.
grows
B.
grew
C.
growing
D.
to grow
【多选题】考虑一个恒定的图像,灰度值,除了几条随机方向和长度的直线,但是恒定的灰度值B(B不等于A)。您可以使用哪种技术将图像中的所有像素分成2组,一组用于背景,一组用于线条?
A.
霍夫变换
B.
Otsu算法
C.
维纳过滤器
D.
梯度锐化法
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