87 married individuals; 50 individuals with a bachelor's degree or below (including those currently enrolled) and 63 individuals with a graduate degree; 36 people hold junior or lower professional titles, 56 people hold intermediate professional titles, and 21 people hold senior professional titles....
The zone of sustainable development of HED mainly included Beijing and Tianjin; these areas had good coordination or intermediate coordination, and the HED was slightly lagging. This study theoretically analyzed the close relationship between the LES–HED subsystems, explored the coupling coordination ...