Beginners and intermediate system administrators will benefit most from this article; the explanations and examples assume you can handle most beginner-level system admin concepts.
初学者和中级系统管理员将从本文获益最多；解说和示例假设您可以运用大部分初学者级别的系统管理概念。
Introduction to the basis of embedded tutorials, rich examples, suitable for beginners.
嵌入式入门的基础教程，丰富的实例，适合初学者。
应用推荐