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【单选题】
柴油机的曲柄半径R是指( )。A.
曲柄销外缘旋转一所画出的直径的一半
B.
主轴颈轴线围绕曲柄销轴线旋转一所画出直径的一半
C.
曲柄销轴线与活塞销轴线之间的距离
D.
曲柄销轴线与主轴颈轴线之间的距离
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举一反三
【单选题】was the first Irish President to visit Queen Elizabeth II.
A.
Eamon de Valera
B.
John Costello
C.
Mary Robinson
D.
Albert Reynolds
【单选题】was the first Irish President to visit Queen Elizabeth II .
A.
Eamon de valera
B.
John Costello
C.
Mary Robinson
D.
Albert Reynolds
【简答题】________ was an Irish playwright and the leading dramatist of his generation. He was the first person to be awarded both a Nobel Prize and an Academy Award.
【单选题】________ nearly all our money, we couldn't afford to stay at a hotel.
A.
Having spent
B.
To spend
C.
Spent
D.
To have spent
【单选题】________ nearly all our money, we couldn't afford to stay at a hotel.
A.
Having spent
B.
To spent
C.
Spent
D.
To have spent
【单选题】It was a great chance we couldn't afford to miss it.
A.
so, that
B.
such, that
C.
so, as
D.
such, as
【简答题】Fill in the blanks with the phrases and expressions given below and the form if necessary. tear down in er of make sense anything but agree with add...to close down do ...
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