This paper mainly elaborates the design basis, the design principle and the design methods of a hotel building electrical system.

本论文主要阐述了某宾馆建筑电气系统设计的设计依据、设计原则和设计方法。

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Most electrical outlets have a prong that connects to the earth ground, which is also usually wired into the building electrical system for safety.

绝大多数电源插座有一个地线端与大地相连，这通常是为保障建筑电气系统的安全而采取的安全措施。

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This thesis mainly explains the electrical design basis , principle, methods and the conclusion of the design choice in each system in the design of certain office building.

本论文主要阐述了北京新村社区服务中心各系统电气设计的设计依据、原则和方法及设计选择的结论。

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Information panels in Dari have also been installed at the site, and the building can now be illuminated at night through the addition of an electrical and lighting system.

UNESCO: The Gawhar Shad Mausoleum in Herat stabilized for the future | United Nations Educational, Scientific and Cultural Organization