频谱图简单说明如何生成频谱图生成一个音频文件的频谱图比较简单，最简单直接的方案是用 ffmpeg 的命令行：
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。体育直播对此有专业解读
Refresh rate #120Hz refresh rate would be nice to have, but there is no display I’m aware of that meets the macOS pixel density requirement while also providing faster refresh rates. The Studio Display, LG 5K UltraFine and Pro Display XDR are all 60Hz. I believe 5K at 120Hz and 10 bit per component should be technically possible over Thunderbolt 3 with Display Stream Compression, but I may have messed up the calculations.
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Abby and Richard Paull, who run Treloy Touring Park, said the proposals would reduce opportunities for guests to sleep and did "not reflect best practice or national guidance for festivals of this scale".