{"root":[{"id":7904194,"innercode":"325897000002000000","name":"一 我国动力电池产业发展概况","children":[{"id":7904583,"innercode":"325897000002000000000000","name":"(一)不同类型动力电池的市场状况"},{"id":7904587,"innercode":"325897000002000000000001","name":"(二)动力电池生产企业发展概况"},{"id":7904589,"innercode":"325897000002000000000002","name":"(三)产业链配套体系概况"},{"id":7904591,"innercode":"325897000002000000000003","name":"(四)电池回收概况"}]},{"id":7904196,"innercode":"325897000002000001","name":"二 我国动力电池产业发展存在的主要问题","children":[{"id":7904593,"innercode":"325897000002000001000000","name":"1.产能扩增过快而优质产能不足"},{"id":7904595,"innercode":"325897000002000001000001","name":"2.制造水平仍待提高"},{"id":7904597,"innercode":"325897000002000001000002","name":"3.企业研发需要加强"},{"id":7904599,"innercode":"325897000002000001000003","name":"4.安全问题重视不足"},{"id":7904601,"innercode":"325897000002000001000004","name":"5.行业深受原材料上涨及成品降价压力的影响"}]},{"id":7904198,"innercode":"325897000002000002","name":"三 国外动力电池产业发展概况"},{"id":7904200,"innercode":"325897000002000003","name":"四 小结"}]}