城市供电系统由城市供电电源，输配电网和电能用户组成的总体。是为现代城市提供能源的基础设施之一。
建筑底盘设有电力系统来储存和转换太阳能，满足建筑的每日需求，在不需制热的时候以及温和的春季，它又将多余的电量传输给城市供电系统。
The chassis incorporates electrical systems to store and convert solar power for daily use, and to give back to the electrical grid during the temperate fall and spring months.
就像我们城市里的供电系统，或者柏林墙的倒塌，英语代表着希望，拥有一个更好的未来的希望。
Like the harnessing of electricity in our cities, or the fall of the Berlin Wall, English represents hope for a better future.
随着城市亮化工程的不断深入，传统的路灯及其供电系统存在的一系列问题越显突出。
With the continuous implementation of the urban lighting project, traditional street lamps and their power supply system start to reveal greater and greater problems.
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