日期:
来源:雅诚德英语网
By 2007, DuPont was saving $2.2bn a year through energy efficiency, the same as its total declared profits that year.
直至2007年,杜邦通过提高能源效率,每年能节省22亿美元,这与其当年公布的总利润相当。
By 2007, DuPont was saving $2.2bn a year through energy efficiency, the same as its total declared profits that year.
直至2007年,杜邦通过提高能源效率,每年能节省22亿美元,这与其当年公布的总利润相当。