当电网安全需要或在应急状态下时,调度机构可下令将集控站控制的受控站恢复为现场有人值守,在未得到调度机构同意的情况下,现场值守人员不得擅自撤离。
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静脉血栓形成的原因()
A. 血流淤滞
B. 血液高凝
C. 静脉内皮损伤
D. 凝血因子减少
胰腺炎病人一般止痛用()
A. 丙泊酚
B. 力月西
C. 安定
D. 吗啡
You have an Exchange Server 2010 organization. Your company acquires another company that has an Exchange Server 2010 organization. You need to recommend a solution for the Exchange Server 2010 organization to meet the followingrequirements: .All users must be able to view the global address lists (GALs) for both organizations .All users must be able to view free/busy information for users in both organizations What should you include in the solution?()
A. .Implement Active Directory Federation Services (AD FS).Run the Microsoft Exchange Inter-Organization Replication tool
B. .Implement Microsoft Identity Lifecycle Manager (ILM) 2007.Create a two-way cross-forest trust between both organizations
C. .Create a federation trust between both organizations.Implement Microsoft Identity Lifecycle Manager (ILM) 2007 .Run the New Organization Relationship wizard
D. .Create a two-way cross-forest trust between both organizations.Implement Active Directory Federation Services (AD FS).Run the Microsoft Exchange Inter-Organization Replication tool
男性,42岁。肝区疼痛,食欲减退,消瘦4个月。既往有乙肝病史20年。查体:T36.9℃,R12次/分,P88次/分。腹软,肝脾肋下未及,移动性浊音(-)。超声造影检查:从左上肢肘静脉注入造影剂后,肝组织开始增强时间为15秒,病灶开始增强时间为11秒,动脉相呈不均匀高增强,门脉相消退为低增强,延迟相为低增强。肝内探及实性块影,边界尚清晰,块影内部回声不均匀。彩色多普勒超声示块影内可见动脉、静脉血流信号。超声在其诊疗中所发挥的作用是().
A. 发现肝脏形态改变和病变位置,检测门静脉、肝动静脉及病灶血流改变
B. 超声造影可鉴别肝病变性质
C. 超声引导下肝活检及肝病灶治疗
D. 评价疗效
E. 以上都是