[China Instrument Network Instrument R&D] Recently, CLP-3 successfully developed anti-frogman detection equipment to contribute to China's maritime security defense.
Anti-frogman harassment has been an important issue for naval research in .......

Residents living in big cities should all know that whether in the square, shopping malls, streets, or in the community, the LED display can be seen everywhere. LED display has been widely used in major cities in China, not only enriches the popular culture, but also an important symbol of ur.......

Residents living in big cities should all know that whether in the square, shopping malls, streets, or in the community, the LED display can be seen everywhere. LED display has been widely used in major cities in China, not only enriches the popular culture, but also an important symbol of ur.......