本文提出了一种基于安全学习志的安全管理新概念。
This research brings forward a new conception for safety management based on safety learning history.
安全学习志是一种用于解答安全管理难题，将组织的经验知识转化为行动的管理工具。
Safety learning history is a new kind of tool dealing with conundrum in safety management and turning organizational experience and knowledge into action.
在这节课中，学生们学习如何安全有效地上网。
In this lesson, students learn how to surf the internet safely and effectively.
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