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【多选题】
下列内容中，属于对账工作的有（ ）。A.
账证核对
B.
账单核对
C.
账账核对
D.
账实核对
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举一反三
【简答题】试述大型水轮发电机--变压器组继电保护配置特点。
【单选题】Every Friday afternoon of this month is _____ as a time when students can learn how to design a website.
A.
set aside
B.
set out
C.
set up
D.
set down
【简答题】This crop does not do well in soils ?This crop does not do well in soils ___________ the one for which it has been specially developed. A) outside B) other than C) beyond ...
【单选题】The problem Howe was trying to solve was______.
A.
what kind of thread to use
B.
how to design a needle which would not break
C.
where to put the needle
D.
how to get the thread to run smoothly around the needle
【单选题】-How about his design? -Well, to tell the truth, it is______but satisfactory.
A.
something
B.
anything
C.
everything
D.
nothing
【多选题】关于DGT-801型发变组保护装置中发电机基波零序电压式定子接地保护说法正确的有（）。
A.
保护范围由机端至机内90％左右的定子绕组单相接地保护；
B.
与三次谐波定子接地配合使用组成大、中型发电机100％定子接地保护；
C.
保护接入3Uo电压取自发电机机端TV开口三角或发电机中性点单相TV的二次；
D.
动作延时应考虑与主变高压侧接地短路时的后备保护的最长动作时间来整定。
【简答题】发变组保护如何配置？
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