×
模态框(Modal)标题
在这里添加一些文本
Close
Close
Submit
Cancel
Confirm
×
模态框(Modal)标题
×
Toggle navigation
Home
About Journal
Ethics Statement
Archive
Editorial Board
Contact Us
中文
Research on Supply and Demand of Habitat Maintenance Services: A Case Study of Beijing-Tianjin-Hebei Region
WANG Yalin, NIU Mingshuang, SONG Bo
Acta Scientiarum Naturalium Universitatis Pekinensis . 2021, (
2
): 381 -389 . DOI: 10.13209/j.0479-8023.2020.123