扁平化工业风工厂厂房工业区建筑插画素材

cartoon style industrial icon, main colors blue, gray, white, clean and bright color scheme, industrial buildings and facilities including factory, storage tanks, chimneys, control room, each facility displayed independently, neatly arranged, minimal decorative elements, functional focus, pure white background, clear and intuitive visual effect, industrial theme, easy to identify various industrial facility types