All the judges of the federal courts are appointed by the President with the consent of the Cabinet.
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The concept of separation of power was attractive to Americans, largely because people were worried about the centralized power in one branch of government.
A. 对
B. 错
The Senate and the House may sometimes form a joint committee together to deal with special cases.
A. 对
B. 错
发光二极管发光时,其工作在()。
A. 反向击穿区
B. 正向截止区
C. 反向截止区
D. 正向导通区
某只硅稳压管的稳定电压Uz=4v,其两端施加的电压分别为+5V(正向偏置)和-5V(反向偏置)时,稳压管两端的最终电压分别为( )。
A. +5V和-5V
B. -5V和+4V
C. +0.7V和-4V
D. +4V和-0.7V