查看会员资料
用 户 名:丁***
发送消息- Email:用户隐藏
- Icq/MSN:
- 电话号码:
- Homepage:
- 会员简介:
最新会员发布资源
exa010501
- 给出两个chirp信号相加后,由瞬时频率定义求出的瞬时频率曲线,说明瞬时频率的不确切性;-The sum of two chirp signals are given, after the definition of instantaneous frequency derived from the instantaneous frequency curve, indicating lack of precision in the instantaneous frequency