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2021-03-04 11:56:48542 瀏覽
智能調(diào)光，3秒漸亮漸滅，減少了眼睛刺激，利用光學(xué)防眩處理，使得燈具出光方向盡可能的朝向書寫板方向，出光格柵避免多余的光溢出造成老師頭頂眩光。
凌應(yīng)明
