手绘风线稿自行车设计对比图纸插画素材

作品 7：(Modern Sketch) * Prompt: > Split-screen comparative analytical architectural sketch: left side showing a detailed 19th-century Victorian wrought-iron bicycle frame design with vintage metallurgical callouts, right side showing a modern minimalist topology-optimized carbon fiber Electric dirt bike frame, fine line-art drawing style, blending into modern clean digital paper --ar 16:9 --v 6.0,You need to compare from multiple aspects such as material, structure, durability, etc. Both the left and right papers are white.