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术语（en） 术语（中） 描述Abstract class 抽象类 不能实例化的类Abstraction 抽象 一个项目（可能是类或操作）的本质特性Aggregation 聚合 两个类或组件之间的关系，定义为“is part of”Aggregation [more...]

Str#6. "Four Kinds of Features" Strategy // identifying purpose and features- Be certain to include features that cover the following:1. Log important information.2. Conduct [more...]

Identifying system purpose and featuresA purpose is an overall desired result, the aim of one's actions. Features are specific capabilities for the system under consideration.This section [more...]

Str#1d. "Invest an Hour" Strategy // activities and model components- Rather than philosophize endlessly, invest an hour in each of several different ways of modeling a particularly challenging [more...]

Activities and model componentsStr#1. "Four Major Activities, Four Major Components" Strategy // activities and model components- Organize your work around four major activities, within four [more...]