在城市中植树造林、 种草种花，把一定的地面（空间）覆盖或者是装点起来，这就是城市绿化。城市绿化是栽种植物以改善城市环境的活动。城市绿化作为城市生态系统中的还原组织 城市生态系统具有受到外来干扰和破坏而恢复原状的能力，就是通常所说的城市生态系统的还原功能。城市生态系统具有还原功能的主要原因是由于城市中绿化生态环境的作用。对城市绿化生态环境的研究就是要充分利用城市绿化生态环境使城市生态系统具有还原功能，能够改善城市居民生活环境质量这一重要性质，也影响一个城市的名誉。
misc. afforestation of city
... 城市燃气供应系统gas supply system 城市绿化urban afforestation 城市绿地系统urban green space system ...
基于2个网页-相关网页
全国城市绿化覆盖率 the national greenery coverage in urban areas
城市绿化系统 urban green space system
城市绿化覆盖率 Afforestation coverage in the city ; urban green coverage rate
城市绿化区 town greenery
城市绿化带 city virescence belt
城市绿化植被 Urban Vegetation Cover
城市绿化工程 CJJ
城市绿化CI identity of afforestation
城市绿化植物园 Urban greening botanical gardens
The removal efficiency of Chromaticity is above 90%and the water quality indexes of the treated water could meet the standard of City Miscellaneous Water Quality Control Indicators(GB/T18920)for city greening.
出水达到《城市杂用水水质控制指标》(GB/T18920)中城市绿化用水的要求。
参考来源 - 区域雨水集蓄、处理和综合利用The nursery is the important component in the construction of city afforestation, Seedling is the goods and materials foundation of construction of afforestation.
园林苗圃是城市绿化建设中的重要组成部分，苗木是园林绿化建设的物资基础。
参考来源 - 观光游览苗圃发展研究与规划设计初探In order to choose suitable turf-grass cultivar in shade area and give turf frill l)Iay in garden construction and city greening. the shade- tolerance of turf-grass was studied.
为在遮荫地建植草坪选择适宜的草坪草种或品种，充分发挥草坪在园林建设和城市绿化中的作用，对冷季型草坪草对遮荫的耐性和适应性进行了研究。
参考来源 - 几种冷季型草坪草的耐荫性研究Accelerated urbanization and serious environmental pollution bring urban afforestation an urgent task.
城市化进程的加快和环境污染的日趋严重给城市绿化提出了严峻的课题。
参考来源 - 期刊学术社区The results showed that there was a three-dimensional development in all city construction,the urban greening project improved a little,the project of returning land for farming to forestry had a lot of significantly effects on research area.
结果表明研究区城市建设整体呈立体式的发展,城市绿化工程有所改善,退耕还林工程效果显著。
参考来源 - 基于遥感的土地利用/覆盖变化及其生态环境效应研究·2,447,543篇论文数据，部分数据来源于NoteExpress
纽约的城市绿化已经落后于其他城市了。
另外，她对一些支持动物权利和城市绿化的组织提供财政支持。
And, she gave financial support to organizations that supported animal rights and the planting of city gardens. Her independence and spirit caught the attention of the media.
这次的改造项目被高密度的住宅区和开阔的城市绿化景观所包围。
This renovation project is surrounded by highly populated residential area and open view of urban green.
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