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【单选题】
ZP.Y2-18型移频自动闭塞轨道电路在分路状态下、道碴电阻最大时、用0.06Ω标准分路电阻分一地点，均应使分路残压在接收盘滤入处小于或等于（）。A.
90mV
B.
100mV
C.
110mV
D.
120mV
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举一反三
【简答题】Today's children are raised in a way that is totally different from how their parents were___. A,brought up B,brought on C, taken on D,taken up
【单选题】They raised a lot of money and ________ a school for the children in the mountain area.
A.
took up
B.
built up
C.
made up
D.
set up
【单选题】A large sum of money has been raised for the ____________ of the poorly－educated children in the
A.
31. A large sum of money has been raised for the ____________ of the poorly-educated children in the mountainous districts. A．profit
B.
favor
C.
advantage
D.
Benefit
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