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【单选题】
不可避免的 adj.
A.
ambiguous
B.
evident
C.
irritable
D.
inevitable
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参考答案:
举一反三
【单选题】连续精馏塔设计时,当采用塔顶全凝器、泡点回流方案时,为完成分离任务所需理论板数为N。若采用塔顶分凝器,而回流比和前方案相同时,则完成同样分离任务所需理论板数为Nˊ,其相对大小是______。
A.
Nˊ>N
B.
Nˊ=N
C.
Nˊ<N
D.
判断依据不足
【单选题】下列字符串表示 plot线条颜色、点的形状和类型为红色五角星点短虚线的是( )
A.
'bs-'
B.
'go-.'
C.
'r+-.'
D.
'r*:'
【简答题】用方框中所给单词的适当形式填空。 pass   pollution   he   waste   develop 1. Air _______ is the most serious problem at the moment. 2. As we know, China is still a _______ country in the world. 3. Bruce succeeded in _...
【单选题】x09a02052连续精馏塔设计时,当采用塔顶全凝器、泡点回流方案时,为完成分离任务所需理 论板数为N。若采用塔顶分凝器,而回流比和前方案相同时,则完成同样分离任务 所需理论板数为N ˊ ,其相对大小是 ______ 。
A.
N ˊ >N
B.
N ˊ =N
C.
N ˊ <N
D.
判断依据不足
【单选题】What the author is trying to suggest may be best interpreted as
A.
Where there is a will, there is a way.
B.
He who laughs last laughs best.
C.
Successful failures is the best remedy.
D.
More haste, less speed.
【单选题】零售商品流转是整个商品流通的( )
A.
起始环节
B.
中间环节
C.
关键环节
D.
最终环节
【判断题】感应电动机的负载转矩在任何时候都绝不可能大于额定转矩
A.
正确
B.
错误
【单选题】It was not until the sandstorms kept attacking north China that ______ how serious the problem was.
A.
did the people realize
B.
didn't the people realize
C.
the people realized
D.
the people did realize
【判断题】感应电动机的负载转矩在任何时候都绝不可能大于额定转矩。()
A.
正确
B.
错误
【单选题】The most appropriate title for the text is______.
A.
Hurricane: The Most Serious Natural Threat
B.
Wind Farm: Human Defence Against Hurricane
C.
Hurricane: No More A Threat to Human Beings
D.
Homeland Security: A Beast That Has Been Tamed
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