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问题 多项选择题

屋外油浸式变压器（油量在2500kg以上）之间的防火净距不应小于：（）否则应设防火墙。

A.220kV为（10）m；

B.220kV为（16）m；

C.110kV为（8）m；

D.110kV为（10）m；

E.35kV为（5）m

答案

参考答案：A, C, E

单项选择题

女、11岁，5天前高热伴呕吐，未进食，尿量少，1天来无尿。当地给予大量输液治疗 (36小时内输入4700ml液体)后，有尿 700ml；查尿蛋白(十)、镜检：红细胞5～8个/HP，可见颗粒管型。BUN51.4mmol/L。 Scr530.4μmol/L。

原发病的病因最可能是

A．肾前性氮质血症

B．急性肾小管坏死

C．肾后性氮质血症

D．败血症

E．弥散性血管内凝血(DI
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单项选择题

Despite a dramatic increase in the number of people riding bicycles for recreation in Parkville, a recent report by the Parkville Department of Transportation shows that the number of accidents involving bicycles has decreased for the third consecutive year.
Which of the following, if true during the last three years, best reconciles the apparent discrepancy in the facts above

A．The Parkville Department of Recreation confiscated abandoned bicycles and sold them at auction to any interested Parkville residents.

B．Increased automobile and bus traffic in Parkville has been the leading cause of the most recent increase in automobile accidents.

C．Because of the local increase in the number of people bicycling for recreation, many out-of-town bicyclists ride in the Parkville area.

D．The Parkville Police Department enforced traffic roles for bicycle riders much more vigorously and began requiring recreational riders to pass a bicycle safety course.

E．(E) The Parkville Department of Transportation canceled a program that required all bicycles to be inspected and registered each year.
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