大冰是谁？在过去，你可以说他是个不入流的野生作家，也可以说是传说中的手鼓艺人，禅宗弟子。▲畅销书作家他给自己定义了13种身份，但今天，他又多了一重身份：直播间里的装修达人。看完他的直播切片，狮子发现他比大多数人都懂装修，有人猜测可能是当年装修“大冰的 ...

White Light Emitting Diodes (LEDs) are semiconductor devices that emit white light when an electrical current passes through them. They are designed to provide illumination by combining different ...

The higher the number, the cooler the white light appears and vice versa. Besides, a cooler white light appearance gives a feeling of clearer vision than the warmer. The 6500K color temperature is ...