![ACloserLookatSmartCitiesChicago,USAPopulation:2.7millio...]( "ACloserLookatSmartCitiesChicago,USAPopulation:2.7millio...")
- 問題詳情：ACloserLookatSmartCitiesChicago,USAPopulation:2.7millionTosupportanewsmartelectricgrid(電網)inthecity,300,000smartmetershavebeeninstalled,andallChicagoresidentswillhaveoneby2017.Whencompleted,thegridisexpectedtoreduceenergywasteandsavecustome...
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