2. 外语
  3. A Digital Code Has Wide Applications B Floppy Disks Are Outdated C CDs Are Durable D CD’s Working Principle Is Explained E

A Digital Code Has Wide Applications B Floppy Disks Are Outdated C CDs Are Durable D CD’s Working Principle Is Explained E

admin2009-06-15  102
问题 A  Digital Code Has Wide Applications
B  Floppy Disks Are Outdated
C  CDs Are Durable
D  CD’s Working Principle Is Explained
E  CD-RWs Play Better Than CD-ROMs
F  CDs Are of Many Formats
*
选项
答案C
解析 第二段说到在CD机上还原数码时依靠的是激光发射装置和接收器。由此我们可以推论出激光发射器和接收器是CD机的主要部件。所以C是答案。
转载请注明原文地址:https://kaotiyun.com/show/OUhd777K
本试题收录于： 职称英语理工类基础题库职称英语分类
0

职称英语理工类基础

职称英语

相关试题推荐
随机试题
最新回复(0)