考点导航
[ 所有信息 ][ 单选题 ] 列表
  • 某放大器的电压放大倍数为1000那么它的电压增益为( )dB。
  • 某多级放大电路的各级电压放大倍数分别为—50和—70,则其电压放大倍数为( )
  • 最难控制直流放大器零点漂移的因素是
  • 一个正常的二极管,正向电阻与反向电阻的关系是(  )。
  • 单相桥式整流电路变压器副边电压为V2=30V,输出电压为( )
  • 选用电阻时,下列说法正确的是( )
  • Marcus Jordan does’t play basketball so _____ as his father, Michael Jordan.
  • It was very late, _____ the students still went on studying in the classroom.
  • They walked _____ the town looking for a place to eat.
  • About____ of the workers in the company were born in the_____.
  • Lucy made several paper planes, and _____ of them can fly high in the sky.
  • Your watch is so nice! When did you buy it? — In April. I _____ it for two months.
  • — What _____ you do last night? — I _____ a movie with my friend.
  • The writer was disappointed at the result of his _____ book.
  • In our school, there are two teachers from _____ . One of them teaches us _____ .
  • C语言中的简单数据类型包括( )。
  • 为男性患者插导尿管时,提起阴茎与腹壁成60度角,目的是使( )。
  • 当患者患有阿米巴痢疾或肠套叠时,其粪便为( )。
  • 炎性浸润期褥疮出现大水泡,正确的处理是:( )。
  • 换药盘于2Pm铺好后,可使用的时间是当日( )。