Warning: file_put_contents(): Only 0 of 6193 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.com/index.php on line 55 aperture stop number例句_aperture stop number英汉例句_aperture stop number双解例句_魏碑心思朗文词典
Each aperture size (referred to as a stop) is marked with a corresponding number that represents half the light of the previous stop. 每一档數字都是比前档減少一半的通孔大小。