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【单选题】
和珅是被( )下旨革职入狱的?A.
B.
康熙
C.
乾隆
D.
雍正
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举一反三
【单选题】三相异步电动机发生短路故障时，将会产生很大的短路电流，造成线路过热，甚至导线熔化，有可能引起火灾爆炸事故，()就是常用的短路保护装置之一。
A.
热继电器
B.
中间继电器
C.
熔断器
D.
限位开关
【单选题】Which of the following shows the right order of what happened to the writer? a—A stranger climbed to the side of road near his car and asked how he was going. b—The writer finished his work. c—He felt...
A.
b ，g，d，c，f，a，e
B.
b ，d，c，g，f，a，e
C.
d ，b，c，f，g，a，e
D.
c ，a，f，g，b，d，e
【单选题】测定砂浆强度等级时的试块的尺寸是（）。
A.
100*100*100mm
B.
150*150*150mm
C.
200*200*200mm
D.
70.7*70.7*70.7mm
【简答题】A．She didn't like novels until she went to college. B．She would rather read novels than history books. C．She enjoyed the class even though the teacher was poor. D．Her study of literature spoiled her e...
【单选题】重量分析法测定Ba 2+ 时，以H 2 SO 4 作为Ba 2+ 的沉淀剂，H 2 SO 4 立过量( )。
A.
1%～10%
B.
20%～30%
C.
50%～100%
D.
100%～150%
【单选题】Why did Frenchwomen except intellectual women seldom have friendship which is independent of their family in the past?
A.
Because most of them did not have a job.
B.
Because they only had close friends in their girlhood.
C.
Because they usually focused their lives on their families.
D.
Because they were dependent on their husbands.
【简答题】有一组混合砂浆试块，标准养护28天后受压，承受的压力平均为35000N。问此试块的强度等级是否满足M5的要求。试块的尺寸为7.07cm×7.07cm×7.07cm。
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