失真率是指高级CD机失真率在千分之二以内，一般的在千分之三左右！声卡的失真率在百分之一左右，顶级声卡理论上可以做到千分之一。
总谐波失真率 total harmonic distortion ; THD
伽马失真率 Gamma distortion ratio
伽码失真率 Directional Gamma Distortion Ratio
波形失真率 THD ; waveform deviation factor ; waveform distortion factor
信号失真率 [电子] [通信] signal distortion rate ; signal-to-distortion ratio
讯号失真率 signal distrotion rate
频率失真 [电子] frequency distortion
不失真功率输出 UPO
率失真优化 Rate-Distortion Optimal ; LA-RDO
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目的：探讨颌骨不同种植部位在曲面断层片上的失真率。
Objective:To evaluate the distortion rate of dental implant bed in the jaw by the orthopantomography.
指出了图像的压缩率与重构图像的失真率存在一定的关联。
There is certain connection between the compression rate of image and the distortion rate of image reconstruction.
然后提出了一种新的速率失真率(R D)框架内的帧内刷新策略。
Then we propose a novel intra refresh scheme in rate-distortion (R-D) framework.
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