题目内容
衍射是波的传播过程中所独具的特征之一
查看答案
搜索结果不匹配？点我反馈
更多问题
由光的干涉和衍射现象就可以确定光是横波。
You should treat those remarks with the ______ that they deserve; don’t give them a second thought.
Analyst said that there is ______ among constituencies toward the governmental scandal and the economic crisis in Greece.
Of course, frugal travel has long been the ______ for many firms since the economic stagnation started in the country.
微信支付 
支付宝支付