当带电体接地有电流流入地下时，电流在接地点周围土壤中产生的电压降。人在接地点周围，两脚之间出现的电压称为（） ["跨步电压","安全电压","零电压"]
You are the network administrator for ExamSheet.net. Your network has 210 Windows 2000 Professional computers and eleven Windows 2000 Server computers. Users on the network save their work files in home folders on a network server. The NTFS partition that contains the home folders has Encrypting File System (EFS) enabled. A user named Sandra leaves ExamSheet.net. You decrypt the files for her manager. When the manager attempts to open any of the files, he receives the following error message: "Access is denied." You want the manager to be able to access the files. What should do? （） ["Move the files from Sandra’s folder to the manager’s folder.","Grant the manager NTFSFull Controlpermission to the files.","Run theciphercommand to create a new file encryption key for the manager.","Run theciphercommand to generate an EFS recovery agent key and certificate.","Grant the manager NTFSList Folder Contentspermissions to the folder containing Sandra’s files."]
发动机轴瓦间隙过大，发动机会出现（）现象。 ["机油压力上升","机油压力下降","有规律的敲击声","异常抖动","冷却水温增高"]
《苟子》
“生活艺术化”
《红楼梦》中，（）认为魏晋以来好诗只有“纵有千年铁门槛，终需一个土馒头”两句。
