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
- island chart
- island community
- Island culture
- Island Dispute Case
- island ecological restoration
- island ecology destroying
- island effect of poverty
- island fog
- Island Hopping
- island-mainland datum connection survey
- island of automation
- island of expertise
- Island of Gorée of Senegal World Culture Heritage
- island of inversion
- island of isomerism
- Island of Newfoundland
- island of stability
- island of stability; stability island
- island of superheavy element
- island of superheavy elements
- Island of Time
- island protection planning
- island-reef image database
- island shelf
- Islands Klocka