理学 元模型体系结构 释 object constraint language; OCL 对象约束语言 一种形式化的模型描述语言。用于描述统一建模语言（UML）模型的细节，既是UML规范的组成部分，也可视为一种独立的语言。
软件工程 释文 object constraint language, OCL 对象约束语言
- radiometry and photometry
- radiometry methods
- radiometry metrology
- Radio Mexico
- radiomicrobiology
- radiomimetic
- radiommunoassay
- radio monitoring receiver
- radio multi-source
- radio music
- radiomutant
- radiomutation
- Radio Nacional Argentina
- radio navigation
- radio navigational warnings
- radio navigation equipment
- radio navigation satellite service
- radio navigation system
- radio navigation technique
- radio nebula
- radio news
- radio news using natural sound and actuality
- radio night talk show program
- radio noise
- radio noise-burst