【判断题】【消耗次数：1】
为增大齿轮承载能力，货车变速器齿轮应选用大压力角
①
正确
②
错误
参考答案：
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【填空题】
对于汽车变速器而言，一挡、倒挡常用[填空1]圆柱齿轮
【填空题】
为提高齿轮强度，重型车差速器中齿轮常采用压力角为[填空1]
【多选题】
关于主减速器锥齿轮的正确概念为：（）。
①
同等条件，双曲面齿轮较螺旋锥齿轮的尺寸小；
②
同等条件，双曲面齿轮较螺旋锥齿轮的尺寸大；
③
同等条件，双曲面齿轮较螺旋锥齿轮的传动比大；
④
同等条件，双曲面齿轮较螺旋锥齿轮的传动比小
随机题目
【单选题】
Of course, talking about something which affects them personally is _____motivating for students.
①
chiefly
②
correctly
③
currently
④
eminently
【单选题】
A well written composition _____ good choice of words and clear organization among other things.
①
calls for
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calls on
③
calls up
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calls off
【单选题】
At her word she stood up and walked away, stopping at the window to pull back the curtain and _____.
①
look round
②
look out
③
look up
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look on
【单选题】
It _____to see so many children in that mountainous area cannot even afford elementary education.
①
pains her
②
makes her pain
③
is paining
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is pained
【单选题】
To an especially sensitive child, a simple scolding can be a _____experience.
①
hysterious
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grievous
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gracious
④
sensible
【单选题】
It is _____ with the customer not to let the shop assistants guess what she really likes and wants until the last moment.
①
in her honor
②
on her honor
③
a point of honor
④
an honor
【单选题】
It was requested that all of the equipment _____in the agreed time.
①
erected
②
would be erected
③
be erected
④
will be erected
【单选题】
I will be glad to get acquainted _____ the girl you introduced.
①
on
②
with
③
to
④
by