Graphic works such as diagrams of project design, drawings of product design, maps and sketches as well as works of their model;

工程设计图、产品设计图、地图、示意图等图形作品和模型作品；

youdao

Graphic works such as diagrams of project design, drawings of product design, maps and sketches as well as works of their model;

工程设计图、产品设计图、地图、示意图等图形作品和模型作品；

youdao