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【单选题】
志不立,天下无可事。是谁说的?
A.
阳明
B.
C.
D.
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【单选题】防雷接地装置的接地电阻一般应( )。
A.
大于10欧
B.
不大于10欧
C.
小于1欧
D.
D、不小于10欧
【单选题】防雷接地装置的接地电阻一般应( )
A.
小于1Ω;
B.
大于10Ω;
C.
不大于10Ω
【单选题】天线的防雷保护接地电阻一般要求小于多少欧姆
A.
1
B.
5
C.
10
D.
20
【单选题】— I don't like English but I like Chinese very much. — ________. [     ]
A.
So do I
B.
Nor do I
C.
So I do
D.
So it is with me
【单选题】______ I didn't like English but now I find learning English is quite an interesting thing.
A.
From the start
B.
In the beginning
C.
First of all
D.
At first
【单选题】—Do you like English _____ maths? —I like English. [     ]
A.
and
B.
or
C.
but
D.
for
【单选题】I like English very much, but he doesn't like it.
A.
Simple sentence.
B.
Compound sentence.
C.
Complex sentence.
【单选题】防雷接地装置的接地电阻一般应()。
A.
大于 10Ω
B.
不大于3 0Ω
C.
小于 1Ω
D.
不大于 10Ω
【单选题】—My favourite subject is English. But I don’t like Math. —I like English ___________ and I don’t like Math ___________.
A.
too; too
B.
either; either
C.
too; either
D.
either; too
【单选题】天线防直雷击的避雷器可固定在天线塔上,塔的金属结构也可做接闪器和引下线,塔的接地电阻一般不大于( ),若地层结构复杂,接地电阻不应大于( ),设置在电视塔或高层建筑上的微波站接地电阻应小于( )。
A.
5Ω,5Ω,1Ω
B.
4Ω,6Ω,1Ω
C.
5Ω,5Ω,0.5Ω
D.
4Ω,6Ω,0.5Ω
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