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
- separation basis
- separation between revenues and expenditures
- separation cochain
- separation cocycle
- separation condition
- separation-connection device
- separation (distillation, extraction and absorption) process control systems
- separation edge
- separation energy
- separation equilibrium
- separation equipment using in oilfield
- separation/extraction equipment
- separation factor
- separation flow
- separation fracture
- separation layer
- separation logic
- separation marks examination
- separation mechanism
- separation membrane
- separation metallurgy of niobium and tantalum
- separation mood
- separation number
- separation number (SN)
- separation of boron isotopes