查看会员资料
用 户 名:6178*****
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
leida
- 通过调节载波频率可使外差法产生的差频在零频率点附近变动,从而使得双稳系统的输出信号发生特征极为明显的变化,为频率检测提供可靠的检测依据。(By adjusting the carrier frequency, the difference frequency produced by the heterodyne can be changed near the zero frequency point, which makes the output signal of the bistable s