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
- veterinary drug residue analysis
- veterinary electrocardiographic examination
- veterinary epidemiological experimental study
- veterinary epidemiological interference
- veterinary epidemiological questionnaire
- veterinary epidemiological sampling
- veterinary epidemiology
- veterinary epidemiology case-control study
- veterinary epidemiology cohortstudy
- veterinary epidemiology cross-sectional studies
- veterinary epidemiology modelling
- veterinary epidemiology observational studies
- veterinary forensic medicine
- veterinary geography
- veterinary histology
- veterinary immunology
- veterinary informatics
- veterinary inspector
- veterinary internal medicine
- veterinary landscape epidemiology
- veterinary lemology
- veterinary live vaccine
- veterinary medicine
- veterinary medicine officer
- veterinary microbiology