在多媒体计算机系统中,不能用以存储多媒体信息的是( )。
A.光缆
B.软盘
C.硬盘
D.光盘
参考答案:A
解析:光缆是传输多媒体信息的通道,不能用以存储多媒体信息。
电流互感器在运行时为什么二次线圈不能开路?
Directions:
Write an essay of 160--200 words based on the following picture. In your essay, you should
1) describe the picture briefly,
2) show your understanding of its symbolic meaning, and
3) give your view on the Olympics. You should write it neatly on ANSWER SHEET 2.