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
- p-i-n junction
- pink
- pink banded snake
- pink chrysanthemum begonia furry crepe silk
- Pink Dream
- pink family
- pink noise
- pink Qianlong era
- pink snow mold
- pink sugarcane mealybug
- pinna
- pinna and external auditory canal hemangioma
- Pinnacle Duxton
- Pinnacles National Park
- pinna,pinnae
- pinnaplasty
- pinnate gill
- pinnately compound leaf
- pinnate tentacle
- pinnate vein
- pinned Brownian motion
- Pinney
- pinning
- pinning center
- pinning centre