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【简答题】
开式及半开式齿轮传动或速度较低的齿轮传动,通常用__________,所用润滑剂为_____或_____。
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举一反三
【简答题】在三投影面体系中,正立投影面用字母 表示;水平投影面用字母 表示;侧立投影面用字母 表示
【单选题】In the sentence "...they do not indulge in anything...", "indulge" means ( ).
A.
spoil
B.
satisfy one's illicit desire
C.
to allow oneself to enjoy sth.
【单选题】In the sentence "...a distributed system gives more bang for the buck", the word "bang" might mean ______.
A.
a sudden loud noise
B.
benefit
C.
a group of computers
D.
performance
【单选题】In the sentence "...the earliest disasters...", disaster has the closest meaning to ?
A.
Earthquake is a most terrible disaster for human beings.
B.
My presentation yesterday was a total disaster.
C.
We will work together to overcome the serious financial disater.
D.
MH 370 is believed to be an air disaster.
【单选题】The sentence "...people feel separated from the social aspects of American college life..." (Lines 7-8, Para. 1) means they have difficulty in .
A.
joining social activities within the campus.
B.
being easily accepted by the university
C.
finding people with shared interests
D.
getting a job in American society
【简答题】正立投影面用字母 表示,水平投影面用字母 表示。侧立投影面用字母 表示。
【单选题】What does the world "it" in the sentence "... I could tell ... that they didn't have it" (para. 7) refer to?
A.
Their work.
B.
The ambition to write.
C.
Luck.
D.
Imagination.
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