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【单选题】
半机械半电子测量系统同时可以对A.
1个点进行测量
B.
2个点进行测量
C.
3个点进行测量
D.
以上都不正确
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反馈参考答案：
举一反三
【单选题】Remember that it may well take you a few months to get back into the routine at home, following such a ______ to your daily routine.
A.
drastic change
B.
tiny change
C.
faint shadow
D.
weak response
【单选题】Remember that this special offer _____ on May 1 . Don't miss it.
A.
expires
B.
completes
C.
finishes
D.
goes
【单选题】{ 请参见图示。当图示网络中的 OSPF 正常工作时,Router1 和 Router2 之间将形成什么邻居关系? }
A.
形成完全 (FULL) 邻接关系。
B.
形成双向 (2WAY) 邻接关系。
C.
Router2 将成为 DR,Router1 将成为 BDR。
D.
两个路由器将成为 DROTHERS。
【单选题】It is important to remember that an inerted atmosphere may become flammable again if air is admitted _________.
A.
during routine measuring
B.
on venting the mixture to atmosphere
C.
during gas freeing with air
D.
all of the above
【单选题】{ 请参见图示。Router1 和 Router2 运行 OSPF。show ip ospf neighbor 命令表明没有邻居。可能的原因是什么? }
A.
OSPF 自治系统 ID 不匹配。
B.
OSPF 进程 ID 不匹配。
C.
OSPF 网络类型相同。
D.
OSPF hello 或 dead 计时器不匹配。
【简答题】It is important to realize that the same technology that helps us may also harm us. We can pr this from happening by carefully controlling the new technology. As one expert says, "we must remembe...
【简答题】It is important to remember that some viruses may not exhibit any visible symptoms at all．
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