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【单选题】
下列各项不会减下风筒风阻的措施是（）。A.
增大风筒直径
B.
减少拐弯处的曲率半径
C.
减少接头个数
D.
及时排出风筒内的积水
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【简答题】连词成句。 1. grandmother glasses hair and has my gray . 2. different I and cousin my are . 3. old is my father how ?____ 4. is my mother teacher a . 5. do like wh...
【简答题】A．imperative B．desire C．requirement D．necessity
【简答题】简述公共财政的概念，公共财政具有哪些基本特征。
【单选题】The price , but I doubt whether it will remain so.
A.
went down
B.
will go down
C.
has gone down
【单选题】Since then , however, I have learned nothing and I _________ to wonder if my application _____astray.
A.
began...went
B.
begin...was going
C.
am beginning...has gone
D.
have begun...went
【简答题】A．advantage B．distinction C．deficiency D．necessity
【简答题】A. However B. Since C. Then D. Although
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