Delete request

The Application Scope Of Led
The application scope of LED Because of LED's own advantages, LED mainly used in the following aspects at present: (1) LED is used in display screens and traffic signal lamps because LED lamps have characteristics of anti-seismic, impact resistance, fast speed of light response, electricity saving and long service life. LED has widely been used in various indoor and outdoor display screens, ...
Reason for deletion:


CAPTCHA: