产品视觉 GPT Image 2 提示词：Tactical Machine Gun Reference Sheet

{"type":"weapon reference sheet","subject":{"category":"belt-fed light machine gun","design":"modern tactical machine gun resembling an M249 Para/SAW configuration","finish":"matte black parkerized metal with subtle wear, realistic machining marks, screws, pins, seams, and oily steel texture","features":["short barrel with flash hider","folding front iron sight tower","ventilated railed handguard with elongated oval slots","vertical foregrip under the handguard","visible belt of 5 linked cartridges feeding into the receiver","pistol grip","compact collapsible telescoping stock","top cover and rear sight details","dual gas tube / front assembly details"]},"layout":{"background":"clean light gray studio background","dividers":"3 thin horizontal divider lines creating 4 stacked panels","panels":[{"position":"top","count":1,"view":"left side profile, perfectly centered, full weapon visible, stock to the right, barrel to the left"},{"position":"upper-middle","count":1,"view":"right side profile, perfectly centered, full weapon visible, stock to the left, barrel to the right"},{"position":"lower-middle","count":1,"view":"top-down view, perfectly centered, full weapon visible horizontally"},{"position":"bottom","count":1,"view":"front-left three-quarter perspective showing barrel, handguard, hanging ammo belt, receiver depth, and stock"}]},"style":{"rendering":"ultra-detailed photorealistic product render","lighting":"soft even studio lighting, minimal shadows","composition":"technical catalog presentation, orthographic-style multi-view showcase","quality":"sharp focus, high resolution, crisp edges, neutral commercial presentation"}}