相关ChinaovertooktheUSdu的文学知识

问题详情：ChinaovertooktheUSduring2009tobecometheleadinginvestor（投资者）inrenewableenergytechnologies，accordingtoanewanalysis.   ResearcherscalculatethatChinainvested＄34.6bnincleanenergyovertheyear,almos...