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笔者选择位于天津市南开区的某大学和3个居民区中的5种不同绿化配置模式的绿地各一块作为研究对象,研究其对空气细菌含量的影响,为小区环境建设提供科学依据。所选绿地周围车流量和人流量均较少,具体情况见表1。
The author chooses five different types of greenbelt in a university and three residential areas in Nankai District of Tianjin as research objects to study the impact on airborne bacteria and provide a scientific basis for community environment construction. The green traffic volume and traffic volume around the green areas are less, the specific circumstances shown in Table 1.