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【单选题】
IEEE 802.4标准采用的是( )协议。A.
CSMA
B.
CSMA/CD
C.
Token-Ring
D.
Token-Bus
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皮皮学刷刷变学霸
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【简答题】CRH5型动车组二系垂向减振器每个转向架()。
【单选题】Each may attribute his happiness or unhappiness _____ his beliefs, while the real causation is the other way round.
A.
with
B.
for
C.
to
【简答题】This attribute contributes in an important way to the quality of care
provided by physicians by ensuring that they continue to acquire the
knowledge and skills they will need to meet their professio...
【单选题】The only way to _______ more serious problems is a new wave of reform.
A.
avert
B.
attribute
C.
argue
D.
erode
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