论文简介： Electrical construction including two strong design elements include : a part of the transformation and distribution system. power and lighting systems, mine grounding system. In general, building key changes include : high-voltage and low-voltage distribution systems systems, transformers, standby power system. power systems including power distribution and control; indoor and outdoor lighting system include all types of lighting; Lightning Protection System, including mine waves penetrated, lightning sensors, grounded, equipotential bonding and local equipotential bonding. Auxiliary equipotential bonding and so on. In such a short span of 20 years
Electrical construction including two strong design elements include : a part of the transformation and distribution system. power and lighting systems, mine grounding system. In general, building key changes include : high-voltage and low-voltage distribution systems systems, transformers, standby power system. power systems including power distribution and control; indoor and outdoor lighting system include all types of lighting; Lightning Protection System, including mine waves penetrated, lightning sensors, grounded, equipotential bonding and local equipotential bonding. Auxiliary equipotential bonding and so on. In such a short span of 20 years
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