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确定您的计算节点是否支持虚拟机的硬件加速,使用egrep -c '(vmx|svm)' /proc/cpuinfo命令,如果这个命令返回了大于“0”(比如我的机器返回“8”)的值,那么你的计算节点支持硬件加速且不需要额外的配置。对吗?A.
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【单选题】用波长λ = 500 nm 的单色光垂直照射在每厘米 2000 条刻痕的光栅上,第五级明纹对应的衍射角为( )
A.
30 ° ；
B.
45 ° ；
C.
60 ° ；
D.
90 ° ；
【单选题】According to the passage, criticism of free market solutions in education arises from the fact that___________
A.
their values are too subjective
B.
the educational context is not a free market
C.
they do not explain why their set of values are better than others
D.
their values are too different from those within an educational context
【单选题】Nowadays, children are ________ too many violent online games, which is bad for the development of their characters.
A.
defeated by
B.
limited to
C.
handled by
D.
exposed to
【单选题】Disadvantages as they have, online games never fail to _____ a large number of teenagers．
A.
appeal to
B.
object to
C.
refer to
D.
turn to
【单选题】A land free from destruction, plus wealth, natural resources, and labor supply--all these were important factors, in helping England to become the center for the Industrial Revolution. (31) they were ...
A.
But
B.
And
C.
Besides
D.
Even
【简答题】In today’s Internet age, the demand for online s continues to grow. Online computer centers exist in many cities and towns throughout Asia. Facing the pressures of school and life, people ten...
【简答题】用波长λ=500nm的单色平行光垂直照射到每厘米1000条缝的衍射光栅上，光栅距屏100cm，求第二级光谱线与中央明条纹的距离．
【单选题】----Many online games are full of violence, which do harm to the development of the children. ----And that’s _______ my concern lies.
A.
what
B.
which
C.
where
D.
that
【简答题】In today's Internet age, the demand for online s continues to grow. Online computer centers exist in many cities and towns throughout Asia. Facing the pressures of school and life, people ten...
相关题目：
【单选题】用波长λ = 500 nm 的单色光垂直照射在每厘米 2000 条刻痕的光栅上,第五级明纹对应的衍射角为( )
A.
30 ° ；
B.
45 ° ；
C.
60 ° ；
D.
90 ° ；