You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You need to ensure that users can view content in a book-reading format that displays two pages at a time. Which control should you use?（） FlowDocument。 FlowDocumentReader。 FlowDocumentPageViewer。 FlowDocumentScrollViewer。
焊接过程中的冶金反应有哪几种？
You are the desktop administrator for your company. You install Windows XP Professional on your portable computer. The computer is configured to use an IEEE 1394 PC card. You use the computer to download pictures from a digital camera while you are at the office. You attend a meeting every Monday. During the meeting you use a battery to supply power to your portable computer. Occasionally, the battery runs out of power during these meetings. You need to configure the computer to conserve battery power while you attend your weekly meeting without affecting your power options when you use the computer at your office. How should you configure your computer?（） Use Device Manager to disable the IEEE 1394 PC card power device. 。 In Control Panel, select the Minimal Power Management power scheme in the Power Options Properties. 。 Create an additional hardware profile, and disable the IEEE 1394 PC card for this profile. 。 Use Device Manager to configure the IEEE 1394 PC card Host Controller power management scheme. Select the Allow this device to bring the computer out of standby check box.。
凡送煤气前已烘炉的炉子，其炉膛温度超过（）℃时，可不点火直接送煤气，但应严密监视其是否燃烧。 800。 1000。 1200。
You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). Server1 runs a custom application. Users report that the performance of Server1 has dropped significantly during the last month. You monitor the server and obtain the data shown in the exhibit. (Click the Exhibit button.) You need to increase the performance of Server1. What should you do?（） Increase the server memory.。 Install an additional processor.。 Install a high performance disk.。 Install an additional network adapter.。
1957年2月毛泽东在最高国务会上作的《关于正确处理人民内部矛盾的问题》中所指出的两类矛盾是（）。
