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【单选题】
心脏的四个腔室血管相连。直接与右心室相连的大血管是( )
A.
下腔静脉
B.
冠状动脉
C.
主动脉
D.
肺动脉
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参考答案：
举一反三
【单选题】The child has got a bad cold; you should call in the doctor right ______ .
A.
away
B.
from
C.
up
D.
on
查看完整题目与答案
【简答题】The child has got a bad cold; you should call in the doctor right .
查看完整题目与答案
【单选题】两种流体的对流传热膜系数分别为α1和α2，当α1《α2时，欲提高传热系数，提高( )的值才有明显的效果。
A.
α1
B.
α2
C.
α1和α2
D.
与两者无关
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right ________.
A.
now
B.
away
C.
off
D.
on
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right __________ .
A.
way
B.
away
C.
just
D.
that
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right ( ).
A.
in
B.
away
C.
by
D.
to
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right_______.
A.
on
B.
from
C.
away
D.
down
查看完整题目与答案
【简答题】The child has got a bad cold； you should call in the doctor right________.A. away
查看完整题目与答案
【单选题】两种流体的对流传热膜系数分别为α1和α2，当α1《α2时，欲提高传热系数，提高( )的值才有明显的效
A.
αl
B.
α2
C.
α1和α2
D.
与两者无关
查看完整题目与答案
【单选题】两种流体的对流传热膜系数分别为α1和α2,当α1《α2时,欲提高传热系数,提高( )的值才有明显的效果。
A.
αl
B.
α2
C.
α1和α2
D.
与两者无关
查看完整题目与答案
相关题目：
【单选题】The child has got a bad cold; you should call in the doctor right ______ .
A.
away
B.
from
C.
up
D.
on
查看完整题目与答案
【简答题】The child has got a bad cold; you should call in the doctor right .
查看完整题目与答案
【单选题】两种流体的对流传热膜系数分别为α1和α2，当α1《α2时，欲提高传热系数，提高( )的值才有明显的效果。
A.
α1
B.
α2
C.
α1和α2
D.
与两者无关
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right ________.
A.
now
B.
away
C.
off
D.
on
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right __________ .
A.
way
B.
away
C.
just
D.
that
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right ( ).
A.
in
B.
away
C.
by
D.
to
查看完整题目与答案
【单选题】The child has got a bad cold; you should call in the doctor right_______.
A.
on
B.
from
C.
away
D.
down
查看完整题目与答案
【简答题】The child has got a bad cold； you should call in the doctor right________.A. away
查看完整题目与答案
【单选题】两种流体的对流传热膜系数分别为α1和α2，当α1《α2时，欲提高传热系数，提高( )的值才有明显的效
A.
αl
B.
α2
C.
α1和α2
D.
与两者无关
查看完整题目与答案
【单选题】两种流体的对流传热膜系数分别为α1和α2,当α1《α2时,欲提高传热系数,提高( )的值才有明显的效果。
A.
αl
B.
α2
C.
α1和α2
D.
与两者无关
查看完整题目与答案
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