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【简答题】
图示刚架,单元编号、结点编号和结点位移编号如图所示,则单元 3的单元定位向量为 _________ 。提示:写成 [ , , , , ,]T的形式
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参考答案:
举一反三
【多选题】电气图用图形符号由()组成。
A.
方框符号
B.
元件符号
C.
符号要素
D.
一般符号
E.
限定符号
【简答题】电气图用图形符号由哪些部分组成?
【单选题】---- I promise I will work harder this term, Miss Li. ----Well, just as the saying goes, “_____”I do hope that you will act soon.
A.
It never rains but pours.
B.
Many hands make light work.
C.
Actions speak louder than words.
D.
A fiend in need is a friend indeed.
【单选题】a. We are having just a few friends over and it will be very informal, so there is no need to dress up. b. I would like to invite you to a small house-warm...
A.
a-b-c
B.
b-c-a
C.
b-a-c
D.
c-b-a
【单选题】I hope that the little_I have been able to do has been good for you A. which B. that C. what D. for which
A.
B.
C.
D.
D
【简答题】电气简图用图形符号主要由 、 和 组成。
【单选题】I hope that you can come and celebrate the Spring Festival with my family.
A.
do
B.
did
C.
does
D.
done
【多选题】电气图用图形符号由()组成。
A.
方框符号
B.
元件符号
C.
一般符号
D.
限定符号
【单选题】I do hope that you can give me some good _______ on how to improve my spoken English.
A.
bases
B.
tips
C.
advices
D.
opinions
【简答题】电气图用图形符号由 、 、 、 组成。
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