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.

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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.

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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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