2. 外语
  3. The flow of an electric current in a regular conductor is made possible by the fact that______. At very low temperatures, super

The flow of an electric current in a regular conductor is made possible by the fact that______. At very low temperatures, super

admin2009-06-15  55
问题 The flow of an electric current in a regular conductor is made possible by the fact that______.
At very low temperatures, superconductivity in a metal occurs where______.
选项 A、electrons do not move freely through the metal
B、electrons are crowded together
C、paired electrons move uninterruptedly
D、paired electron dance together to and fro
答案C
解析 题干涉及的内容位于第三段中的二、三、四句，原文为“低温时，电子结合成对，并且可以没有任何阻力”地作和谐运动。与选项C含义相同。
转载请注明原文地址:https://kaotiyun.com/show/VPLd777K
本试题收录于： 职称英语理工类A级题库职称英语分类
0

职称英语理工类A级

职称英语

相关试题推荐
随机试题
最新回复(0)