Consider that it has to take cost to promote survivability,a synthetic tradeoff model of the survivability of networking air defense missile systems and combat cost .

Considering that it has to take cost to promote aircraft survivability, a synthetic tradeoff model of aircraft survivability and life circle cost is built.

The demonstration principles,procedures and methods for reliability index of launching system are put forward and the reliability indexes for each phase of development of launching system are given by using trade-off method and considering development cost,support cost and overall life cost in this paper.

Study on integrated balance method for large ships;

Research on Integrated Balance System for Large Navy Ships;

He puts forward the ideas as “Economic unsteadiness may cause political unsteadiness ”,“to frame correct policies and implement them well”,“try and reform”,“integrated balance.

CHEN Yun put forward a lot of suggestions and proposals during the period of "great leap forward" and national economic readjustment, which strengthened and developed the concept of economic system based on the economic development theory with overall balance at the core and the "three mainstays and three supplements" as the main contents.

By focusing on increasing income and reducing expenditure, overall balance, and foreign economic exchange, the paper analyzes Li Xiannian s financing thoughts and thus concludes that these thoughts are of realistic guidance to current financing work.