urban MF城市物流urbanadj.城市的；都市的urban strategic management城市战略管理urban industrial structure城市产业结构urban green space planning城市绿地系统规划Urbanization of Rural Area农村城市化urban development research城市发展研究urban environment problems城市环境问题Urban - Rural Difference城乡差异Urban Undrground Pipelines城市地下管线Urban and Rural Harmoniousurban planning-designing城市规划与设计

1. The source of the urban plants was multiplex, and most of them belonged to the Tropical-Asia distribution.
   城市园林植物种的来源多样化，以热带亚洲分布类型最多。
2. In the second part ,the author recommends the current situations of Shanghai urban afforesting and greening and urban forests.
   第二部分介绍上海城市园林绿化和城市森林的现状。