Information Technology
| Tue 30 Dec 2025
Beijing, Dec. 30 -- China Electronics Technology No. 13 Research Institute has applied Chinese patent for Numerical Control Attenuator, Cascade Attenuator and Multi-stage Attenuator System. Chen Yueying, Xu Chunliang, Liu Shuai, Liu Zhijun, Zhang Bin, Li Yuanpeng, Xu Wei, Ma Rui, Li Fuqiang, Xie Yuanyuan, Yang Liu, Wang Danyang ..