A new method of visual location of mobile robot is put forward, and it can measure the relative distance between the mobile robot and goal by objective image.
建立了一种基于视觉位姿的机器人视觉伺服系统，该系统通过检测目标的位姿状态，从而实时监控和跟踪运动目标，实现对运动目标的相对距离和瞬时速度的动态检测。
The visual design attributes of an error message — its color, size, and location — can clearly distinguish it from the rest of the application's user interface and capture the user's attention.
一条错误消息的可视化设计属性——其颜色、字体大小、位置——可以清晰地将它与应用程序用户界面的其他部分区分开来，引起用户的注意。
They are also an effective visual aid that indicates the location of the user within the website's hierarchy, making it a great source of contextual information for landing pages.
面包屑路径还可以提供有效地视觉帮助来知道用户了解自己目前所处与网站中的等级，让他们能够更容易的找到他们的开始页。
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