短語詞組短語uniform signal quantization [電子][通信]信號均勻量化signal quantization level [計]信號量化級error signal quantization 誤差信號量化nonuniform signal quantization 不均勻信號量化output signal quantization 輸出信號量化signal -to-quantization noise ratio 信號;信號至量化噪聲比quantization signal -to-noise ratio 量化信噪比 返回 signal quantization