理学 设计模式 释 visitor pattern 访问者模式 描述在一个对象结构中对某个对象元素需要执行的操作一种设计模式，使用该模式可以在不改变被操作元素的类的前提下定义作用于这些元素的新操作。
软件工程 释文 visitor pattern 访问者模式
- general system
- general systems theory
- General System Theory
- general system theory
- general tax
- general teacher of primary school
- general term
- general theorem
- general theorems of dynamics
- general theory
- General Theory of Artistic Features of Grottoes in China
- General theory of Grassland Agro-ecosystems
- general theory of perturbation
- General Theory of Population
- general theory of relativity
- general theory of shell
- General Theory of Turf Science
- general thermoprint
- general topology
- general toxicology
- general transcription factor
- general transcription factors
- general transformation
- general transformation group
- General Treatise on Causes and Manifestations of All Diseases