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
- software tool
- software traceability
- software transactional memory
- software trap
- software trustworthiness
- software trustworthiness, software dependability
- software understandability
- software usability
- software usage quality
- software validation
- software verification
- software verifier
- software visualization
- Software Vulnerability
- Software Watermarking
- soft water
- softwood
- soft work
- soft X-ray
- soft X-ray background
- soft X-ray emission
- soft X-ray emission spectrum
- soft X-ray laser
- soft X-ray object
- soft X-ray repeater