Lifeline systems are infrastructures that maintain modern city 's function or economic function of a district.
生命线工程是维系现代城市功能或区域经济功能的基础性工程设施。
Spatial construction of Modern City should be attached to influence of spatial perception gradation on the function, scale and landscape of urban space.
现代城市空间建构，应重视空间形态内涵对空间功能、尺度、层次、景观等的影响。
Its main Function is to distribute the fragrance, as well as negative ions, which will bring more fresh air to our life, and it's also on behalf of the modern city people's immediate needs.
它的主要功能是散发出香气以及负离子，给我们的生活带来更清新的空气，这也是现代都市里人们的切身需求。
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