问题
多项选择题
荷电量大小的影响因素有().
A.粉尘的成分
B.粉尘的粒径
C.温度
D.湿度
E.大气压
答案
参考答案:A, B, C, D
荷电量大小的影响因素有().
A.粉尘的成分
B.粉尘的粒径
C.温度
D.湿度
E.大气压
参考答案:A, B, C, D
最近,很多中学生都纷纷开起了自己的博客。对于这一现象,存在两种不同的观点:
参考词汇:开博客open one’s blog Nowadays, there is a common phenomenon(现象) that more and more high school students open their own blogs on the Internet. ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ |