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问题 配伍题 B型题

对乙型肝炎病毒感染有保护作用的是()
仅存在于受感染肝细胞的核内，血液中无游离成分存在的是()
感染乙型肝炎病毒后，血清中最早出现的标志物是()

A．HBsAg

B．抗BHBs

C．HBEAg

D．抗BHBE

E．HBCAg

答案

参考答案：B,E,A

单项选择题

医务人员在医疗活动中违反诊疗护理常规，过失造成患者死亡的

A．一级甲等医疗事故
B．一级乙等医疗事故
C．二级甲等医疗事故
D．二级乙等医疗事故
E．不属于医疗事故
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单项选择题

Virtualization is an approach to IT that pools and shares（71）so that utilization is optimized and supplies automatically meet demand．Traditional IT environments are often silos, where both technology and human（72）。 are aligned around an application or business function．With a virtualized （73），people, processes, and technology are focused on meeting service levels, （74） is allocated dynamically, resources are optimized, and the entire infrastructure is simplified and flexible．We offer a broad spectrum of virtualization（75）that allows customers to choose the most appropriate path and optimization focus for their IT infrastructure resources．

75（）

A．solutions

B．networks

C．interfaces

D．connections
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