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【判断题】
紧邻基弧的第二弧为反转弧,曲率半径比基弧平,用来补偿基弧与角膜中心曲率差异带来的矢深改变。A.
正确
B.
错误
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举一反三
【单选题】Which of the following statements is NOT true according to the passage?
A.
The new wine industry appeared in England and is now developing steadfastly.
B.
It was the Romans that first planted vines in the Britain Island.
C.
The monks still produced wine in England after the 16th century.
D.
The Bordeaux area of France was once part of British dominions.
【判断题】由同一台变压器供电的配电网中，不允许一部分电气设备采用保护接地，一部分电气设备采用保护接零，即一般不允许同时采用TN系统和TT系统的混合运行方式。()
A.
正确
B.
错误
【简答题】由同一台变压器供电的配电网中，不允许一部分电气设备采用（），一部分电气设备采用（），即一般不允许同时采用TN系统和TT系统的混合运行方式。
【单选题】What are the main demands of the demonstrators?
A.
Nationalization of the country's gas industry and new election.
B.
Constitutional reform. and new election.
C.
Constitutional reform. and revitalization of the country's gas industry.
D.
Nationalization of the country's gas industry and constitutional reform.
【单选题】There's ______ in today's newspaper. [ ]
A.
new nothing
B.
new something
C.
anything new
D.
nothing new
【单选题】However, the moves can only be implemented after the country's petrochemical industry solves its ( ) problems..然而，这些措施只能在我国的石油化工业解决了它自身的内部问题之后才能执行。
A.
inter
B.
international
C.
internal
D.
insider
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