【单选题】著作( )是一部论述了人生修养境界的道德哲学专著。
【单选题】二进制数11001010转换为八进制数的结果是( )
【多选题】以下哪种检索词能同时检索出tianjin university和university tianjin
B.
tianjin AND university
C.
tianjin (W) university
D.
tianjin (N) university
【简答题】What is the determining factor in classifying whether a radio wave is a suce wave or a space wave?
【单选题】Which of the following is not the direct contributing factor to radio failure ____
A.
wrong frequency selected
C.
receiver or transmitter inoperative
D.
adverse weather conditions
【单选题】In my opinion , Tianjin is not as expensive in price as Beijing but Tianjin is in traffic.
【简答题】计算下列波形的幅度和频率(经探头接入): (1) V/div位于0.2挡, t/div位于2 μs挡。 H=2 div, D=3 div;
【判断题】Tianjin Radio Factory built the first black-and-white television set in China.