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【单选题】
There are （ ） repetitions of the action in the three-nodding phoenix method.
A.
1
B.
2
C.
3
D.
4
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举一反三
【单选题】For the transportation problem with minimum total transportation cost, if the optimal solution has been obtained, then the test number of all spaces is ( )
A.
More than 0
B.
Less than 0
C.
Non negative
D.
Non positive
【多选题】盆腔CTA在髂血管疾病诊断中的优势在于()
A.
一次扫描成像,扫描范围大且扫描时间短
B.
能清楚显示病变的范围、形状、大小、瘤颈、瘤体及动脉分支的情况
C.
能同时显示动脉管腔内外的情况,包括附壁血栓、软硬斑块等
D.
后处理功能或大,可立体、直观、全方位地显示病变
【单选题】______ are the guardians of Tibetan people and cattle.
A.
Tibetan mastiffs
B.
yaks
C.
horses
D.
sheep
【单选题】The basis for judging the operation state of synchronous generator is ().
A.
is ahead of
is ahead of
B.
Lagging behind
Lagging behind
C.
is ahead of
is ahead of
D.
Lagging behind
Lagging behind
【单选题】For a synchronous generator running in infinite power grid, when the current falls behind the one-phase Angle of voltage, the prime motor torque remains unchanged and the excitation current is gradual...
A.
Too large
B.
It goes up and then it goes down
C.
Is smaller
D.
First decrease and then increase
【多选题】How to balance tourism development and environment protection of Potatso National Park?
A.
To use battery-powered shuttles for tours
B.
Sightseeing regions should be limited.
C.
To advocate the ecological tours
D.
To protect the eco-system there
【单选题】For the transportation problem, the potential method and the closed loop method are used to calculate the test number, then the result ( )
A.
must be the same
B.
must be different
C.
may not be exactly the same
D.
no connection
相关题目：
【单选题】For the transportation problem with minimum total transportation cost, if the optimal solution has been obtained, then the test number of all spaces is ( )
A.
More than 0
B.
Less than 0
C.
Non negative
D.
Non positive
【多选题】盆腔CTA在髂血管疾病诊断中的优势在于()
A.
一次扫描成像,扫描范围大且扫描时间短
B.
能清楚显示病变的范围、形状、大小、瘤颈、瘤体及动脉分支的情况
C.
能同时显示动脉管腔内外的情况,包括附壁血栓、软硬斑块等
D.
后处理功能或大,可立体、直观、全方位地显示病变
【单选题】______ are the guardians of Tibetan people and cattle.
A.
Tibetan mastiffs
B.
yaks
C.
horses
D.
sheep
【单选题】The basis for judging the operation state of synchronous generator is ().
A.
is ahead of
is ahead of
B.
Lagging behind
Lagging behind
C.
is ahead of
is ahead of
D.
Lagging behind
Lagging behind
【单选题】For a synchronous generator running in infinite power grid, when the current falls behind the one-phase Angle of voltage, the prime motor torque remains unchanged and the excitation current is gradual...
A.
Too large
B.
It goes up and then it goes down
C.
Is smaller
D.
First decrease and then increase
【多选题】How to balance tourism development and environment protection of Potatso National Park?
A.
To use battery-powered shuttles for tours
B.
Sightseeing regions should be limited.
C.
To advocate the ecological tours
D.
To protect the eco-system there
【单选题】For the transportation problem, the potential method and the closed loop method are used to calculate the test number, then the result ( )
A.
must be the same
B.
must be different
C.
may not be exactly the same
D.
no connection
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