题目内容

一侧语颤减弱,呼吸音减弱,叩诊为实音,应考虑()

A. 胸腔积液
B. 气胸
C. 肺气肿
D. 支气管炎
E. 支气管扩张

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公民无权决定、使用和依照规定改变自己的姓名。

A. 正确
B. 错误

You are the network administrator of a Layer 3 switched network. Users in one VLAN are complaining that access to the server VLAN is very slow from time to time. Traffic in the local VLAN works without any issue, and users in other VLANs do not have any complaint to reach the server VLAN. What is most likely the cause of this issue?()

A. routing issue
B. denial-of-service attack
C. MAC flooding
D. spanning-tree recalculation
E. Layer 2 loop
F. ARP spoofing attack

锅炉压力式机械喷油器中引起油旋转的切同槽和旋涡室是在()上。

A. 喷嘴体
B. 喷嘴帽
C. 雾化片
D. A+B+C

单层钢结构安装工程中,地脚螺栓(锚栓)尺寸的允许偏差为()。

A. 螺栓(锚栓)露出长度+30.0mm,0.0mm
B. 螺栓(锚栓)露出长度+20.0mm,0.0mm
C. 螺栓(锚栓)露出长度+30.0mm,5.0mm
D. 螺纹长度+30.0mm,0.0mm
E. 螺纹长度+20.0mm,0.0mm

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