Warning: file_put_contents(): Only 0 of 5137 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/73904.com/index.php on line 55 signal-to-noise ratio英英字典_signal-to-noise ratio剑桥英语解释_signal-to-noise ratio柯林斯英文解释_骑士汉英词典
1. N the ratio of one parameter, such as power of a wanted signal to the same parameter of the noise at a specified point in an electronic circuit, etc 信號噪聲比