No. 4 , Against Nuclear-Weapon, State Defend Platform:
Above base on 3 sides to build 4 dimensional space state defend system network(Army using).
Due to security reason, a little bit technology need secret. But it builds above base on 3 sides, so it can't meddle the human health, daily living and working, freedom- and justice-right, only protect state security.
By a person (everybody) as an unit, with air as medium, through micro particle as supporter to against fly nuclear weapon from any direction, changing its fly channel and backtrack it to out of atmosphere, avoid harm mankind.