- 問題詳情:Theglobalenergycrisisisapproaching.Whatcanwedo?Herearesomestepsyoucantake.Coolingputsthegreateststressonyoursummerenergybillandthepowergrid(電網).Justasatune-upforyourcarcanimproveyourgasmileage,ayearlytune-upyourheatingandcoolingsystemcanimpro...
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