Research into the changes of access to higher education 并列题名：Research into the changes of access to higher education Research on the quality development of higher education Research on different ethnic minorities access to higher education in China 并列题名：Research on the quality development of higher education research on the change of Michael Young's educational thoughts 并列题名：Research on different ethnic minorities access to higher education in China Fair access to higher educaton fair access to higher educaton research on the core competence of higher education institution