自动调节平均亮度

自动的英语翻译：

auto; automatism; of one's own accord; self-motion
【计】 augomatic; automated
【医】 aut-; auto-; automatic movement; automatism; spontaneous movement
telergy

调节的英语翻译：

adjust; accommodate; measure; regulate; screw; tune up
【计】 conditioning; governing
【化】 adjustment
【医】 a.; Acc.; accommodation; adjustment; control; regulation
【经】 accommodation; co-ordinate; modulation; reconcilement

平均亮度的英语翻译：

【电】 average brightness