The user can demonstrate on a projector or computer, or print the it into a film to be used in a wider field感谢您下载包图网平台上提供的PPT 作品，为了您和包图网以及原创作者的利益，请勿复制、传播、销售，否则将承担法律责任！包图网将对作品进行维权，按照传播下载次数进行十倍的索取赔偿！ib The user can demonstrate on a projector or computer, or print the it into a film to be used in a wider fieldThe user can demonstrate on a projector or computer, or print the it into a film to be used in a wider fieldThe user can demonstrate on a projector or computer, or print the it into a film to
