灯泡寿命标准。
This paper presents the function of the LED lamp standard.
本文介绍了LED灯柱的功能。
Standard equipment: fluorescent lamp, switch, socket, dark apply lines.
规范装备：日光灯、开关、插座、暗敷线路。
Lamp shell surface cover ring for standard size, suitable for all kinds of lamps installation;
灯壳面盖环为标准尺寸，适合各种灯具的安装装配；
Lamp shell surface cover ring for standard size, suitable for all kinds of lamps installation;
灯壳面盖环为标准尺寸，适合各种灯具的安装装配；
应用推荐