A Nuclear Reactions as the Lasting Source of the Sun’s Energy B The Most Important Source of Energy C Types of Electromagneti

admin2009-06-15  36

问题 A  Nuclear Reactions as the Lasting Source of the Sun’s Energy
B  The Most Important Source of Energy
C  Types of Electromagnetic Energy,
D  The Machines Used for Energy Generation
E   Seeking New Sources of Energy
F  The Use of Ultraviolet Radiation in Medicine
*

选项

答案C

解析
转载请注明原文地址:https://jikaoti.com/ti/uaJsFFFM
0

最新回复(0)