题目内容
特征字为“断路器”和“刀闸”的遥信变位能够驱动拓扑。
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ZYJ7型电液转辙机油路系统内无空气，转换时应保证有足够的（），转换速度应能做到主、副机协调同步。
You are the network administrator for Your network consists of a single Active Directory domain named All network servers run Windows Server 2003, and all client computers run Windows XP Professional. TestKing has 16 different office locations. Each office is a separate Active Directory site. You work in the main office. A user named Anne works in a branch office. Every morning for one week, Anne reports that her user account is locked out. Each time, you are obliged to unlock her account. You suspect that Anne's account is being misused or attacked outside of regular business hours. You need to investigate the cause of the account lockout. Where should you search for security events?（）
粗化应在（）
滚子链传动的平均传动比是恒定的。
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