Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/a564405f5ccf51334a6f0ebaf97ddde8.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 DIFI是什么意思，DIFI的翻译，DIFI音标、读音、用法和例句_食材鋪反向词典
Pre-filtering ratio is changable according to difi erent demands and the precision of calculation is improved in this design. 採用這種方法研制的預処理板,預濾波比可以根據不同的需要霛活地改變,運算精度也大大地提高。