理学 系统设计 释 design specification 设计规约 对软件或其组成成分（模块）的内部结构、模块能力及其相关约束的描述，需要满足系统需求规约所指定的全部功能及非功能要求。
软件工程 释文 design specification 设计规约
- horseshoe mounting
- Horseshoe Nebula
- horseshoe orbit
- horseshoe-shaped curve
- Horseshoe-Shaped Gold
- horseshoe worm
- horse skin
- horsetail embroidery of Sui nationality
- horsetail family
- horsetail fern
- horsetail tree
- horse tamarind
- Horse Thief
- horse-transport vessel
- horse-vaulting of Summer Special Olympics
- horseweed
- horst
- Horst Marschner
- Horst Paul Horst
- Horthy Miklós
- horticultural machinery
- horticultural textiles
- horticultural waste
- horticulture
- Horton Plain