dioptric adjkustment ringdioter ring屈光度: diopter; dioptric调节: regulate; adjust; monitor; m ...环: ring; hoop折光度调节环,屈光度调节环: dioter ring折光度调环,屈光度调节环: dioptric adjkustment ring下载手机词典可随时随地查词查翻译