查看会员资料
- Email:用户隐藏
- Icq/MSN:qq
- 电话号码:
- Homepage:
- 会员简介:这家伙很懒,什么都没留下!
最新会员发布资源
mbcrc
- The sine wave is important in physics because it retains its wave shape when added to another sine wave of the same frequency and arbitrary phase and magnitude. It is the only periodic waveform that has this property. This property leads to its impor