【单选题】一应变片,所受应 变 ε 为 1000μ ,若取K=3 ,n=1 , 非线性误差为 () 。
【简答题】Q1: What is a welfare supposed to do? Q2:How has the writer chosen to live as a ? Q3: W hat has become of the wel fare caseworkers?
【单选题】()是指处于低增长率、高市场占有率象限内的产品群,已进入成熟期。
【单选题】听力原文:M: How many students has the teacher chosen for the English speech contest? W: Well, as far as I know, whether there will be such a contest is yet to be decided. Q: What does the woman mean? (13)
A.
He is afraid he won' t be chosen for the English speech con- test.
B.
It's not cartain whether the English speech contest will take place.
C.
The teacher has not decided who to take part in the contest.
D.
No one wants to be chosen.
【单选题】听力原文:W: Which color would you choose? M: It makes no difference to me. Q: What does the man mean about the color? (5)
A.
The man is concerned about the color choice.
B.
The man doesn't care which color is chosen.
C.
The woman has chosen a nice color.
D.
The man's choice is different from the woman's.
【简答题】SS-7802型双踪示波器是一种()道示波器,
【单选题】听力原文:W: The shirt suits you very well! M: Thank you! What I can't figure out is why I've never chosen this color before. Q: What dues the man mean? (19)
A.
He chose the shirt a long time ago.
B.
He has no other clothes the same color.
C.
The collar fits him very well.
D.
He didn't buy the shirt for himself.
【单选题】关于眼的检查,错误的说法是:
A.
动眼神经功能损害时,调节反射消失,但辐辏反射存在
【单选题】金牛类产品是指处于低增长率、高市场占有率象限内的产品群,已进人成熟期。可采用()战略。