工学 总论 释 top-down 自上而下 在规划的制定、实施过程中，规划及相关政策的执行者（政府）是主要的参与者，并集中关注在宏观层面决策和贯彻落实衔接的方式。
软件工程 释文 top-down 自顶向下
- S-HTTP
- Shuahai er
- Shuahaier Opera Inheritance Center of Datong City
- shuaigu
- Shuangbai Xian
- Shuangcheng Pagoda
- Shuangcheng Qu
- Shuangdao Wan
- Shuangdun
- Shuangdun Tomb of the Spring and Autumn Period
- Shuangfang Remains
- Shuangfeng Shan
- Shuangfeng Xian
- Shuangfeng Yunzhan
- Shuanggangqianbiao Stele
- Shuanggou Pubu
- Shuanggou Zhen
- Shuanggudui
- Shuanggui Hall
- Shuanghe Dong
- Shuanghe Shi
- Shuang Houping
- Shuanghuaishu
- shuanghuanglian mixture
- Shuanghu Xian