Theoretical and empirical research on the path of environmental technology innovation 并列题名：Theoretical and empirical research on the path of environmental technology innovation Theoretical and empirical research on tht city residential customer satisfaction Theoretical and empirical research on the formation of tea price in China Theoretical and empirical research on the ecological and economic symbiotic Theoretical and empirical research on rural revitalization Oretical and empirical research on the patent maintenance Theoretical and empirical research on intergroup relation Theoretical and empirical research on regional innovation model selection Theoretical and empirical research on the financing problem of CB