皮皮学,免费搜题
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搜题
【单选题】
上输尿管点位于( )
A.
髂前上棘连线与腹直肌外缘交点
B.
髂前上棘连线的外1/3处
C.
脐水平线与腹直肌外缘交点
D.
脊柱外缘与第12肋交点
E.
腰大肌外缘与第12肋交点
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【单选题】The Federal National Mortgage Association (Fannie Mae) issued a dollar-denominated bond with a 7.25% annual coupon and a maturity date in 2030 to non-U.S. investors in an external market. This bond is...
A.
foreign bond
B.
Eurobond
C.
domestic bond
D.
Yankee bond
【单选题】抱轴式电机悬挂中,轴瓦与车轴轴颈间间隙要求在( )之间。
A.
0.25~0.4mm
B.
1.0~2.0mm
C.
1.0~3.0mm
D.
2.0~3.0mm
【判断题】在使用三极管时,若集电极电流Ic超过最大允许电流Icm,则β值要增大
A.
正确
B.
错误
【判断题】在使用三极管时,集电极电流超过ICM,只会影响性能不会导致三极管损坏。
A.
正确
B.
错误
【判断题】The Federal Hall National Museum used to be the President's house.
A.
正确
B.
错误
【判断题】水准仪主要由望远镜、水准器和基座三部分组成。
A.
正确
B.
错误
【单选题】Of the German National Tourist Board's total budget, how much is granted by the federal government?
A.
20%.
B.
30%.
C.
40%.
D.
50%.
【判断题】在使用三极管时,集电极电流超过 ICM 并一定会使三极管损坏
A.
正确
B.
错误
【单选题】The Federal National Mortgage Association (Fannie Mae)
A.
was set up to buy mortgages from thrifts so that these institutions could make more loans.
B.
funds purchases of mortgages by selling bonds to the public.
C.
provides insurance for certain mortgage contracts.
D.
does all of the above.
E.
does only A and B of the above.
【单选题】The cyberattack launched at the federal Idaho National Laboratory is used to show
A.
the vulnerability of America's key infrastructures to cyberattacks.
B.
the weakness of Bush administration's cybersecurity efforts.
C.
the vulnerability of US infrastructures to online criticism.
D.
the inability of the Department of Homeland Security.
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