It adds time delay to the controlling system that can control the time delay system inerrably and overcome the shortcomings of the traditional approximation method.
Then, in light of different types or phases of urbanization, it puts forward a newly social security institution adopting new compensation measure or bringing into social security system directively.
The studies of city cinema images in contemporary film will improve the studies of film text in a more expansive cultural history context, which leads to a significative and irradiative method.