Theoretical and practical research on sentencing standardization 并列题名：Theoretical and practical research on sentencing standardization theoretical and practical research on original exhibitions Theoretical and practical researches of ecological industrialization Theoretical and empirical research on intergroup relation Theoretical and empirical research on rural revitalization Theoretical and practical research on electronic signature handwriting identification Theoretical and practical research on Marxism Theoretical and practical research on local legal regime of China theoretical and empirical research of frontier minority areas