发布时间:2025-02-02 10:48:55
以2倍左右最佳。实际功率越大,温升越大,寿命减小;实际功率越小,温升越低,不能有效驱除潮气,寿命减小。
求led字制作教程 打算帮朋友做个led字广告牌最简单的直接在孔里面串联led灯珠那种
2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55 2025-02-02 10:48:55