患者,男,15岁,贫血貌、黄疸5年,脾肋下2.5cm,Hb75g/L,网织红细胞0.06,白细胞和血小板数正常。骨髓增生明显活跃,以组系增生为主,红细胞渗透脆性试验:在0.70%盐水溶液中开始溶血。其父也有轻度贫血及黄疸。欲完善诊断依据,还应选作哪项检查()
A. 外周血涂片观察
B. 血清铁蛋白
C. 血红蛋白电泳
D. 高铁血红蛋白还原试验
E. 抗人球蛋白试验
查看答案
()是指供人员安全疏散用的楼梯间、室外楼梯的出入口或直通室内外安全区域的出口,保证在火灾时能够迅速安全地疏散人员和抢救物资,减少人员伤亡,降低火灾损失。
A. 安全出口
B. 疏散出口
C. 撤退出口
D. 避难出口
A system administrator is creating four LPARs on a Power 550. The Power 550 has 64GB of memoryinstalled and 32GB activated. The system administrator sets the minimum dedicated memory to 8GB in the profile for each LPAR. After activating three LPARs, he is not able to activate the fourth LPAR. What is the likely cause of the problem?()
A. The Power 550 is licensed for three LPARs only.
B. There is not enough memory to meet the minimum dedicated memory requirement for the fourth LPAA faulty memory DIMM is detected in the POWER5 550.
C. There is not enough memory to meet the minimum dedicated memory requirement for the fourth LPAThe HMC reserves some memory to perform logical partition tasks.
D. There is not enough memory to meet the minimum dedicated memory requirement for the fourth LPAThe hypervisor reserves some memory to perform logical partition tasks.
15岁的刘某绑架他人,对其可以取保候审。()
A. 正确
B. 错误
数据库设计的基本步骤一般包括:需求分析、概念设计、逻辑设计和物理设计四个阶段,请根据4个阶段的特点,确定以下工作分别属于哪个阶段。(1)确定数据的存储结构和存放位置(2)创建数据流图和数据字典(3)确定数据库实体及其构成(4)创建E-R图