期货公司董事会决定免除首席风险官职务时,应当同时确定拟任人选或者代行职责人选,按照有关规定履行相应程序。( )
【单选题】
光纤通信系统通常采用()用一组二进制码组来表示每一个有固定电平的量化值
A.
数字编码
B.
强度调制
C.
波分复用
D.
直接检波
参考答案
参考解析
【单选题】
Which of the following is the best title for the passage ?
A computer model
Studies show ice melted equally in the North and the South during the ice age
Most of the ice melted in the Northern hemisphere during the 30,000-year long ice age
A survey result