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
- differential graded algebra; DG algebra
- differential graded group
- differential group
- differential group delay
- differential heat conduction equation
- differential heat of adsorption
- differential Hebb learning
- differential ideal
- differential image motion monitor
- differential immersion
- differential inclusion
- differential incremental backup
- differential indeterminate
- differential inequality
- differential input
- differential inseparability basis
- differential-integral
- differential interference contrast microscope
- differential interference microscope
- differential interferometric SAR， D-InSAR
- differential interferometry
- differential interpretation of uranium gamma-ray logging
- differential invariant
- differential Joule Thomson effect
- differential Joule-Thomson effect