Russian weapons research and development in advanced electronic equipment "benzene" has advantages

local time on April 9, 2015, Russia Department of defense air defense missile battalion enters the S-400 air defense missile system combat alert. In January this year, the Russian Navy Baltic Fleet exercise S-300 air defense missile into the battle state. News background according to Russian satellite network recently reported that Russian scientists in the world for the first time R & D nuclear clock, its error of 0.01 seconds /138 million years (almost the Yu...