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【判断题】
( )尺寸是以特定单位表示线性长度的数值。 A. 对 B. 错A.
正确
B.
错误
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举一反三
【简答题】People tend to think of computers as isolated machines, working away all by themselves. Some personal computers do without an outside link, like someone's secret cabin in the woods. But just as most o...
【单选题】我国正常成年人
A.
男性的血量约占体重8%，女性约占体重7.5%
B.
男性的血量约占体重7.5%，女性约占体重8%
C.
男性的血量约占体重7%，女性约占体重6%
D.
勇性的血量约占体重9%，女性约占体重8%
E.
男性的血量约占体重8%，女性约占体重9%
【单选题】Hacking People tend to think of computers as isolated machines, working away all by themselves. Some do --personal computer without an outside link, like someone's hideaway (隐蔽的) cabin in the woods. B...
A.
to show that a hacker is more dangerous than a thief.
B.
to tell people that thieves like to steal computers nowadays.
C.
to demand that a protective computer system should be set up against thieves.
D.
to demonstrate that hackers and thieves are the same people.
【单选题】Network-based monitoring and alarm system commonly used the form of ______ network.
A.
combination of LAN and fieldbus
B.
RS485 bus
C.
Fieldbus
D.
LAN (local area network)
【单选题】我国正常成年人( )
A.
男性的血量约占体重8%，女性约占体重7.5%
B.
男性的血量约占体重7.5%，女性约占体重8%
C.
男性的血量约占体重7%，女性约占体重6%
D.
男性的血量约占体重9%，女性约占体重8%
E.
男性的血量约占体重8%，女性约占体重9%
【单选题】Network-based monitoring and alarm system commonly used the form of _____ network.
A.
combination of LAN and fieldbus
B.
RS485 bus
C.
fieldbus
D.
LAN (local area network)
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