共 6 条公开笔记
概念模型通常是高度简化的说明，告诉你事物是如何工作的。
反馈还必须提供信息。
反馈必须是即时的：即使延迟1/10秒就会令人不安。
“意符”这个词指的是能告诉人们正确操作方式的任何可感知的标记或声音
“示能”这个词，是指一个物理对象与人之间的关系
可视性得自适当地运用五种基本心理学概念：示能，意符，约束，映射和反馈
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