题目内容

（）是汇集和分配电能的导线，又称为汇流排。

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当进风井筒或井底车场发生火灾时，可停主要通风机并打开井口防爆门（盖）。

A. 正确
B. 错误

TS3 is a server running Windows Server 2008 and Terminal Services. You have the responsibility ofsupporting users who connect to TS3 to run various applications. Users complain that the application is responding slowly. You use the quser command on TS3 and discover that many users havemultiple disconnected sessions on the server with idle times of two days or more. You want to reduce thestrain on the TS3 by eliminating disconnected sessions that have been idle for more than two days. What should you do？（）

A. Use the Rwinsta command.
B. Use the Tsdicon command.
C. Use the Tskill command.
D. Use the Tscon command.

含有铅管的设备有（）。

A. 脱气
B. 结晶机
C. 潜水泵
D. 上酸泵

框架技术的基本特征有哪些？