关于电梯的施工程序，下列说法正确的有（）。 ["电梯安装施工前应书面告知设区的市的特种设备安全监督管理部门","电梯安装单位应服从建筑施工总承包单位对施工现场的安全生产管理","电梯检验和调试符合要求后，报所在地特种设备安全监督管理部门监督检验","电梯安装，首先应对设备进场验收","监督检验合格，电梯才可以交付使用"]
You are the network administrator for TestKing. The network consists of a single Active Directory domain. All network servers run Windows Server 2003. Half of the client computers run Windows XP Professional, and the other half run Windows NT 4.0 Workstation. You install Terminal Services on three member servers named Testking1, Testking2, and Testking3. Each server has a single Pentium III 600-Mhz CPU with 512 MB of RAM and a single-channel EIDE disk subsystem. You place all three terminal servers in an organizational unit (OU) named Terminal Server. You link a Group Policy Object (GPO) to the Terminal Server OU. Several days after the installation, users report that the performance of all three terminal servers is unacceptably slow. You discover that each server has at least 50 active sessions at once. You need to improve the performance of all three terminal servers. You must achieve this goal by using the minimum amount of administrative effort, without upgrading any hardware. What should you do?（） [" Log on to the console of each terminal server. In the RDP-Tcp connection properties, set the Maximum connections option to 35."," Edit the GPO to set the Limit number of connections policy to 35."," Modify all domain user accounts to set the When a session limit is reached or broken user property to End session."," Edit the GPO to enable the Remove Disconnected option from shutdown dialog policy"]
在液压回路中，执行元件的进油和回油油路上常成对地并联安装，用以限制执行元件闭锁状态下的最大闭锁压力，保护元件和管路免受损坏的液压部件是（）。 ["过载（截口）溢流阀","主安全阀","减压阀","平衡阀"]
安全阀和爆破片串联使用，如爆破片安装于安全阀进口侧，则（）。 ["爆破片和安全阀之间必须设置压力表和截止阀","爆破片和安全阀之间无需设置压力表和截止阀","爆破片和安全阀之间仅需设置压力表","爆破片和安全阀之间仅需设置截止阀"]
2013年6月18日，在北京召开了中国共产党的群众路线教育实践活动工作会议。习近平总书记在会议上强调，这次教育实践活动的主要任务聚焦到作风建设上，集中解决形式主义、官僚主义、享乐主义和（）这“四风”问题。 ["文牍主义","奢靡之风","自由主义"]
变压器的过励磁是怎样产生的？
