As we did for USERNAME in the previous step, set the value as required on the validation TAB, and set the control up to display validation error messages in an error message control.
如我们上一步对USERNAME做的一样，将验证选项卡上的值设为必须，然后在错误消息控制中设定显示验证错误消息。
In this case, you want to control the display of each message individually, based on the test specified by its associated Schematron assert or report.
在这个示例中，希望根据相关schematron断言或报告指定的测试来分别控制每个消息的显示。
The first line will pop up a message on the control nodes' display (if X Window System is active), letting the user know that the laptop is inactive and needs to be powered down.
第一行将在控制节点的界面上弹出消息（如果XWindowSystem 处于活动状态），从而让用户知道笔记本处于非活动状态并且需要关闭。
Also, select to Display validation error message in an error message control.
同样，选择Displayvalidationerrormessageinan error message control。
The PROFIBUS-DP distributed meter and control system has the function of data collection, control, communication and message display and so on.
DP现场总线分布式测控系统实现了远程分布式数据采集、控制、通信、信息显示等功能。
Features 1, Microcomputer control system, high stability, and with self-monitoring function, can display an error message, easy to maintain.
主要特点1、微电脑控制系统，稳定性高，且具备自我监测功能，可显示错误讯息，易于维修。
This is a small control panel procedures, a demonstration of how the control panel to create your own icon and display a message, double-click on the icon after treatment.
这是一个控制面板小程序，演示如何在控制面板创建自己的图标以及显示提示信息，双击图标后的处理等。
This is a small control panel procedures, a demonstration of how the control panel to create your own icon and display a message, double-click on the icon after treatment.
这是一个控制面板小程序，演示如何在控制面板创建自己的图标以及显示提示信息，双击图标后的处理等。
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