理学 软件需求 释 functional requirement 功能需求 描述系统或系统组件必须具备的功能的需求，是关于系统应提供的服务和系统在特定情形下的行为的陈述。
软件工程 释文 functional requirements 功能需求
- circumscribed
- circumscribed circle
- circumscribed cone
- circumscribed figure
- circumscribed halo
- circumscribed polygon
- circumscribed polyhedron
- circumscribed prism
- circumscribed pyramid
- circumscribed quadrilateral
- circumscribed regular polygon of circle
- circumscribed sphere
- circumscribed triangle
- circumscribing
- circumscribing cylinder
- circumscriptable quadrilateral
- circumscription
- circumsolar
- circumsolar flight
- circumsolar orbit
- circumsolar satellite
- circumsolar space
- circumsolar trajectory
- circumsphere
- circumstances of eclipse