理学 设计模式 释 observer pattern 观察者模式 一种设计模式。定义一个对象与其他对象之间的一对多的依赖关系，当一个对象改变状态时，所有与它有依赖关系的对象都被通知并自动更新。又称依赖（dependents）模式、发布-订阅（publish-subscribe）模式。
软件工程 释文 observer pattern 观察者模式
- crosshole seismic tomography
- cross identification
- cross-incompatibility
- cross infection
- crossing
- crossing beam
- crossing-belt sorting machine
- crossing brackets
- crossing brackets, CBs
- crossing-category word
- Crossing in the Same Ferryboat
- crossing line
- crossing number
- crossing point
- crossing sequence
- crossing speed for turnout
- crossing straight lines
- crossing symmetry
- crossing the desert problem
- Crossing the North of the Yellow River
- Crossing the Yangtze River Campaign Memorial Hall (Anhui Celebrity Museum)
- crossing time
- cross-in-square
- cross interferometer
- cross-invertible loop