为什么拍频信号的频谱看不见?
求助,为什么看不见拍频信号的频谱🆘 Aaw(Ed 激光器扫描区间:1545nm-1555nm ?0<w 激光器扫描速度:50hz/s 也就是说扫描速度为500nm/s "R9Yb,tIN 延时光纤:1m G{x[uE2X&f 采集卡速度:2M XM|%^ry 采样点数:40000 wU`!B<,j .wK1El{bf
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