You can create a visible grid to aid in page layout using the guidelines feature of your page layout software or by drawing lines or boxes that you place on a non-printing layer of your publication.
你可以创建可见的网格来辅助页面排版：你的页面排版软件有辅助线的功能，或者你可以在非打印层绘制边线或方块。
The design of HCI (human Computer Interaction) in EMS (Energy Management System) of smart grid is discussed under the guidelines of human factors engineering and some key technologies are analyzed.
以人因工程为指导对智能电网中能量管理系统(ems)人机交互的设计进行探讨，重点对人机交互的关键技术进行剖析。
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