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【简答题】
股票风险中通过投资组合能够被消除的部分是(),它是由某些随机事件导致的。
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皮皮学刷刷变学霸
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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
【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
【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。 1 .该患儿手足搐搦症发病机制中不同于佝偻病的是
A.
VitD严重缺乏
B.
钙磷乘积下降
C.
甲状旁腺功能亢进
D.
甲状旁腺反应迟钝
E.
神经系统发育异常
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