Structure and function of the law of restitution from the perspective of comparison method 并列题名：Structure and function of the law of restitution from the perspective of comparison method Structure and evolution of China's urban network from the perspective of air transportation 并列题名：Structure and evolution of China's urban network from the perspective of air transportation the construction of healthy culture from the perspective of healthy China Regulation and reconstruction of modern family property relations under the perspective of comparative law Leisure and leisure education from the perspective of Marxism Research on the function of ideological and political education from the perspective of sudden natural disasters Research on the termination system of contracts from the perspective of comparative law