Warning: file_put_contents(): Only 0 of 4870 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 久久少妇高潮,国产精品久久久久久久久
Pre-filtering ratio is changable according to difi erent demands and the precision of calculation is improved in this design. 采用這種方法研制的預處理板,預濾波比可以根據不同的需要靈活地改變,運算精度也大大地提高。