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【单选题】
What does "alpine scenery" mean?
A.
湿地景观
B.
草原风光
C.
冰雪风光
D.
高山景观
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举一反三
【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
【单选题】If the synchronous generator connected in parallel to the infinite power grid keeps the active power output unchanged and changes from over excitation operation state to under excitation operation sta...
A.
The Angle of
changes from positive to negative and the Angle of
from large to small;
changes from positive to negative and the Angle of
from large to small;B.
The Angle of
changes from positive to negative and the Angle of
from small to large;
changes from positive to negative and the Angle of
from small to large;C.
The Angle of
Angle changes from negative to positive, and
Angle decreases from large to small;
Angle changes from negative to positive, and
Angle decreases from large to small;D.
The Angle of
changes from negative to positive and the Angle of
from small to large.
changes from negative to positive and the Angle of
from small to large.【单选题】What makes the sand here colorful?
A.
trace elements and minerals
B.
the change of seasons and weather
C.
intensity of the sun
D.
All above
相关题目：
【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
【单选题】If the synchronous generator connected in parallel to the infinite power grid keeps the active power output unchanged and changes from over excitation operation state to under excitation operation sta...
A.
The Angle of
changes from positive to negative and the Angle of
from large to small;
changes from positive to negative and the Angle of
from large to small;B.
The Angle of
changes from positive to negative and the Angle of
from small to large;
changes from positive to negative and the Angle of
from small to large;C.
The Angle of
Angle changes from negative to positive, and
Angle decreases from large to small;
Angle changes from negative to positive, and
Angle decreases from large to small;D.
The Angle of
changes from negative to positive and the Angle of
from small to large.
changes from negative to positive and the Angle of
from small to large.【单选题】What makes the sand here colorful?
A.
trace elements and minerals
B.
the change of seasons and weather
C.
intensity of the sun
D.
All above
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