3d printing and modelling line icon set. group of object. creation, design, 3d pen, 3d modelling, 3d printer. - 熔化 幅插畫檔、美工圖案、卡通及圖標藝術模特兒, 立體, 版畫
Molten copper is cast into copper anodes in the foundry of Aurubis AG, an employee is controlling the melting and casting process on February 7, 2014...