The distribution box, switch box is necessary to perform a "machine" "gate" "leakage", power line end stop using the plug and socket connection to do activities.

That people go cross the road under the flyover, jam in business quarter, plug at the gate of schools when busy time and so on are all hard stick of the city .

The resistive memory cell comprises a first gate, a second gate, a common doped region, a contact plug, a bit line and a resistive memory element.