Warning: file_put_contents(): Only 0 of 6356 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/totle.com.cn/index.php on line 55 DIFI是什么意思，DIFI的翻译，DIFI音标、读音、用法和例句_乐豆毛深蓝词典
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。