focus ring是什么意思


中文翻译调焦环

网络释义

1)focus ring,调焦环2)eyepiece focusing ring,目镜调焦环3)focussing ring,调焦圈,对光环4)focus adjusting and stabilization,调焦稳焦5)focusing['fəukəsiŋ],调焦6)Focus,调焦

用法例句

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