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【单选题】
已知对称三相电路每相负载的电阻 ,感抗 ,设电源电压 ,则负载星形连接时的相电流IP为( )。A.
38A
B.
22A
C.
0A
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【简答题】作文：以___是人生的必修课要求考生自定立意、自选角度写一篇文章。
【单选题】Where there is neither the name of the producer or the name of the manufacturer nor the trademark or brand name on the package, such package belongs to
A.
.Unlicensed neutral packing
B.
.Brand neutral packing
C.
Fixed brand production
D.
sales packaging
【简答题】Jim was so badly burnt that at first they began to _____ of his life. A. despair B. designate C. disappoint D. despise
【单选题】It is unimaginable for someone in such a high ______ in the government to behave so badly in public.
A.
situation
B.
position
C.
profession
D.
appointment
【单选题】The mechanical arm finds a tape by
A.
recording the file name on the tape
B.
identifying the printed code on the tape
C.
looking for its file name
D.
searching for the tape number
【单选题】The fish smells_________, so it sells___________. [ ]
A.
bad; bad
B.
badly; badly
C.
bad; badly
D.
badly; bad
【单选题】'Does the name on the envelope _____ the name on the letter inside?', asked Mr. Black. [ ]
A.
correspond with
B.
appeal to
C.
response to
D.
rely on
【简答题】(一)记录两个光栅在未加应力时的反射波长(单位为nm)。
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