6、cwelfareadvertisement.Simplytellsthestoryofthepurposeofmakingpublicserviceadsandproductionmethods,andsummarizessomeexperiencesandlessons.Keywords:public service advertising;AdobeAfterEffects;compositionIII基于AdobeAfterEffect的公益广告制作目录摘要IAbstractI绪论1第1章公益广告1一、什么是公益广告1二、这