✅ 1. 风格关键词（Style Keywords）

这些用于控制图像整体风格表现，让模型生成蓝色线稿、工业草图质感：

风格核心 blue pencil sketch, technical drawing, industrial sketch, product concept sketch

表现技法 fine linework, crosshatching, hand-drawn, transparent overlays, dynamic perspective

背景处理 clean white background, minimalist composition

图纸布局 exploded view, zoom-in diagram, component callout, circular annotations

✅ 推荐组合调用方式：

a blue pencil sketch of a mechanical wristwatch, with exploded view and circular component labels, on a clean white background

✅ 2. 对象关键词（Object-Specific Keywords）

根据你上传的草图类型，以下是常见物体或结构关键词，可提升生成物理逻辑性：

对象 关键词示例

手表 chronograph watch, automatic wristwatch, watch crown, caseback, metal bracelet, sapphire crystal

香水瓶 perfume bottle, decorative cap, rectangular bottle design, glass material

电子产品 trimmer, induction charging dock, lightpipe switch, interchangeable head

组件结构 crown cover, bezel, push button, mechanical housing, knurled texture

汽车零部件 tail light, side mirror, aerodynamic lighting unit, car design sketch

✅ 3. 附加控制关键词（Optional Enhancers）

你可以根据需要加入以下关键词来增强特定视觉效果：

材质暗示 knurled metal, frosted glass, rubber texture

构图风格 top-down view, side view, isometric, front perspective

技术细节 dimension lines, callout arrows, part labeling, transparent components

示例Prompt组合：

腕表结构草图

a blue pencil sketch of an automatic wristwatch, exploded view showing caseback, crown, and sapphire crystal, fine linework and crosshatching, industrial design drawing

香水瓶设计

a concept sketch of a perfume bottle with a decorative cap and rectangular body, blue pencil drawing, circular zoom on cap texture, clean white background

组件特写

detailed technical sketch of a crown cover with knurled texture, industrial product design, blue pencil, fine technical lines and labeling