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【单选题】
以下命令可以重新启动计算机的是( )
A.
reboot
B.
halt
C.
shutdown
D.
init 6
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【判断题】金属电阻应变片可细分为金属丝应变片、金属箔应变片和金属薄膜应变片。
A.
正确
B.
错误
【判断题】电阻应变片可分为金属电阻应变片和半导体应变片。
A.
正确
B.
错误
【简答题】金属电阻应变片可分为 __________ 应变片、 __________ 应变片和 __________ 应变片三种。
【单选题】Part II Reading Comprehension (20 分 ) Two Passage One Short, unattractive, dwarfed by the grand oaks and poplars nearby and unnoticed by the tourists passing in horse-drawn carriages, it's a tree that...
A.
It's a tree that birds and nut-hungry squirrels love.
B.
It is chosen to be cloned for the urban landscape in New York.
C.
It is one kind of the new trees to streets, parks and public spaces over the next decade.
D.
It is a kind of hardier species, inherently disease resistant.
【单选题】下列是关键操作的是_______。
A.
大风浪中航行
B.
海图改正
C.
船舶保安
D.
货物绑扎
【单选题】下列操作属于关键操作的是:
A.
保证水密完整性
B.
船舶保安
C.
暴力和海盗行为
D.
充满油气的场所明火作业
【简答题】When I was two years old, something happened which I have never forgotten. It was early spring, and there was a light mist over the trees and fields. The other young fellows and I were feeding at the ...
【多选题】采用UDP协议的网络应用有( )
A.
VOIP
B.
QQ
C.
HTTP
D.
流媒体
【简答题】对 电阻应变片分类,可分为 金属电阻应变片和( ) 电阻应变片 。金属电阻应变片又可以细分为( ) 应变片、( ) 应变片、 金属薄膜 应变片 。
【单选题】电阻应变片可以分为( )和金属电阻应变片。
A.
半导体应变片
B.
导体应变片
C.
电容应变片
D.
敏感栅
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