工厂工人技术工人女工人车间加工人像照片

realistic industrial style photo, dark color scheme, gray, black, and orange tones, four adult figures, focused expressions, various actions: one operating equipment, three observing and discussing, wearing heavy work clothes and safety helmets, close interaction, centered around a large industrial device, compact arrangement, dense workspace, serious atmosphere, industrial workshop environment, smoke and metal structures in the background, no decorative elements, no text, blurred industrial background, highlighting the foreground, conveying the hardship of industrial labor and teamwork