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【简答题】
常温下水的密度为1000kg/m3,粘度为1cp,在的直径100mm的以3m/s速度流动,其流动类型为 ______________。
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举一反三
【简答题】La chambre de Marianne donne __________ le bois de Vincennes.
【判断题】普通铅蓄电池电解液面应高于防护板10~15mm。( )
A.
正确
B.
错误
【单选题】A Great B. Dull. C. Difficult. D. Interesting.
A.
A Great
B.
Dull.
C.
Difficult.
D.
Interesting.
【判断题】“诚信就是金钱”“诚实和勤勉应该成为你永久的伴侣”这句话是美国科学家、思想家林肯说的。
A.
正确
B.
错误
【简答题】big,wide, and solid b( ) 2.great sadness because someone has died m( ) 3.to lift someone or something to a higher place h( ) 4.much more than is reasonable ...
【单选题】Great changes _____in the city, and a lot of factories_______. A. have been taken place; have been set up B. have taken place, have been set up C. have taken place; have set up D. were taken place, w...
A.
1
B.
2
C.
3
D.
4
【单选题】听力原文:Thank you for your help. (8)
A.
It's my pleasure.
B.
Great.
C.
My best wishes.
【多选题】毛茛科的根和根茎类药材有
A.
B.
附子
C.
升麻
D.
北豆根
E.
白芍
【多选题】毛茛科的根和根茎类药材有
A.
黄连
B.
附子
C.
升麻
D.
北豆根
E.
白芍
【简答题】C’est chambre (f ) de étudiants de la classe B.
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