上QQ阅读APP看书，第一时间看更新
Conventions
In this book, you will find a number of styles of text that distinguish between different kinds of information. Here are some examples of these styles, and an explanation of their meaning.
New terms and important words are shown in bold. Words that you see on the screen, in menus or dialog boxes for example, appear in the text like this: "Search for the PRD20001 Item."
Note
Warnings or important notes appear in a box like this.
Tip
Tips and tricks appear like this.