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
- porous polymer
- porous polymer beads
- porous polymer beads (GDX)
- porous set
- porous silicon
- porous sound absorbing material
- porous sound-absorbing material
- porous structure of a solid object
- porous titanium alloy
- porous tungsten
- porpcorn polymer
- porphin
- porphine
- porphobilinogen
- porphy molybdenum
- porphyre
- porphyria
- porphyrin
- porphyroblastic
- porphyropsin
- Porphyry
- porphyry
- porphyry copper
- porphyry-type lead-zinc deposit
- porrect