填空题高频保护的高频电流信号可分为（）、允许信号和跳闸信号。
填空题
高频保护的高频电流信号可分为（）、允许信号和跳闸信号。
参考解析
解析：
暂无解析
相关考题：
单选题他们在天上，愿为一颗星。他们在地上，愿为一盏灯。不怕显得多么渺小，只要尽其可能。唯因不被承认才格外勇敢真诚，即使像眼泪一样跌碎，敏感的大地处处仍有持久而悠远的回声。——舒婷《献给我的同代人》这段优美的话语（）①发挥了首创精神，肯定了主观能动性在人们成功道路上的积极作用②陶冶了人的情操，丰富了人的精神世界，增强了人的精神力量③如理性的明灯，指明了社会主义文化建设的前进方向④似春雨般润物，激励人们塑造美好人生A①②B②③C②④D③④
多选题Your network contains two Active Directory sites. The sites connect to each other by using a WAN link. You plan to deploy two Exchange Server 2010 Mailbox servers and two Client Access servers in eachsite. Each site will contain a Client Access array. You need to recommend a solution to deploy Hub Transport servers. The solution must meet the following requirements： .Continue to deliver e-mail messages to users in other sites if a single Hub Transport server fails .Support the planned Client Access array deployment.Minimize the number of Exchange servers What are two possible ways to achieve this goal？（）AAdd the Hub Transport server role to each Mailbox server.BAdd the Hub Transport server role to each Client Access server.CDeploy two Hub Transport servers on two new servers in each site.DDeploy one Hub Transport server on a new server， and then install the SMTP service on each ClientAccess server.
单选题Your company has a single Active Directory domain. You have 30 database servers that run Windows Server 2008 R2. The computer accounts for the database servers are stored in an organizational unit （OU） named Data. The user accounts for the database administrators are stored in an OU named Admin. The database administrators are members of a global group named D_Admins. You must allow the database administrators to perform administrative tasks on the database servers. You must prevent the database administrators from performing administrative tasks on other servers. What should you do？（）ADeploy a Group Policy to the Data OU.BDeploy a Group Policy to the Admin OU.CAdd D_Admins to the Domain Admins global group.DAdd D_Admins to the Server Operators built-in local group.
单选题以下哪项关于风险管理的描述是不正确的？（）A内部审计活动必须评估风险管理的有效性，并对其改善作出贡献B风险管理过程通过持续性管理活动、个别评估或两者结合的方式受到监督C内部审计师必须在实际工作中对风险进行管理，从而承担管理层的责任D内部审计部门必须评估发生舞弊的可能性以及所在组织如何管理舞弊风险
判断题客户服务是供应链增值活动的一部分。A对B错