peak signal峰值: peak value; crest value; ape ...信号: signal; semaphore; gun峰值信号电平: peak signal level峰值信元率: pcr peak cell rate; peak cell rate pcr峰值信噪比: peak signal-to-noise ratio; pnsr; psnr peak signal to noise ratio; y-psnr下载手机词典可随时随地查词查翻译