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【单选题】
下列关于钢筋混凝土独立基础的说法,错误的是( )A.
在基坑验槽后应立即浇灌垫层混凝土,以保护地基。
B.
基础的混凝土宜分层浇灌。
C.
锥体基础的斜面部分可不支模。
D.
基础上有插筋时,插筋按设计位置固定,以防浇捣混凝土时产生位移。
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【单选题】(1-3题共用题干) 10 个月患儿因惊厥反复发作入院。系人工喂养。查体:体温37°C,除见方颅枕秃外其他无特殊。诊断为维生素D缺乏性手足搐搦症。 2、该症的治疗原则是
A.
补钙—止惊—补VitD
B.
补钙—补VitD—止惊
C.
止惊—补钙—补VitD
D.
止惊—补VitD—补钙
E.
补VitD—止惊—补钙
【单选题】Why was Henry Ford able to sell millions of cars?
A.
He produced different models so that people chose what they liked.
B.
Buyers were wealthy enough to buy expensive cars.
C.
He produced the same type of cars in large quantities.
【简答题】利用二极管的 可以将交流电压变为单方向的脉动直流电压,称为
【单选题】That art center is ____ used to be a factory,_____ millions of cars were made．
A.
what; which
B.
where; where
C.
what; where
D.
where; which
【简答题】阅读理解 Each year there is an increasing number of cars as millions of new cars are produced in America. Americans will not live without cars! However, some have realized the serious problem of air pollu...
【单选题】That art centre is______used to be a factory,________millions of cars were made in.
A.
what; which
B.
where；where
C.
what; where
D.
where; which
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