ratio of peak white-to-black level的意思|示意
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峰值白电平与黑电平之比
ratio of peak white-to-black level的网络常见释义
黑白电平峰值比 ... carrier reference-white level 载波基准白阶 ratio of peak white-to-black level 黑白电平峰值比 black-to-white level 黑白电平 ...