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
- orthogonal frequency division multiplexing
- orthogonal frequency division multiplexing, OFDM
- orthogonal frequency division multiplexing，OFDM
- orthogonal function
- orthogonal functions
- orthogonal group
- orthogonal group pair
- orthogonal group representations
- orthogonal icosahedron
- orthogonal idempotent elements
- orthogonal idempotents
- orthogonal increment process
- orthogonal integral equation
- orthogonal invariance
- orthogonal invariant
- orthogonal involution
- orthogonal iteration
- orthogonality
- orthogonality catastrophe
- orthogonality condition
- orthogonality of columns
- orthogonality of mode shapes
- orthogonality of rows
- orthogonality of trigonometric functions
- orthogonality property