exercise glyph solid icons. containing energy, power, ecology solid icons collection. vector illustration. perfect pixel on clean white background - 油井 幅插畫檔、美工圖案、卡通及圖標能源, 原子
oil-well icon has four styles: editable stroke line, duocolor line, gradient line, and solid. it is suitable for web design, mobile apps, ui, ux, and gui design. - 油井 幅插畫檔、美工圖案、卡通及圖標圖示