Theoretical and empirical research on regional energy-saving potential 并列题名：Theoretical and empirical research on regional energy-saving potential Theoretical and empirical research on regional innovation model selection Theoretical and empirical research on criminal trail Theoretical and empirical research on rural revitalization Theoretical and empirical research of synergistic effects Theoretical and empirical research on intergroup relation theoretical and empirical research of frontier minority areas theoretical and empirical research based on the perspective of county Theoretical and empirical research on peasant entrepreneurship in China