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【单选题】
润滑条件相同时,以下四种精度和内径相同的滚动轴承中 _________ 轴承的极限转速最高。A.
圆柱滚子轴承
B.
角接触球轴承
C.
圆锥滚子轴承
D.
推力球轴承
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反馈参考答案：
举一反三
【单选题】当你遇到一份期待已久的工作时,你如何恰当地表达你内心的愿望?
A.
Well, I am hoping to get an offer of a better position. If an opportunity knocks, I will take it.
B.
I need this job very much.
C.
I can do this job well.
【简答题】设曲线L为从原点O(0,0)经过点A(1,1)到点B(2,0)的有向折线,则曲线积分 _______________.
【单选题】听力原文：W: Can you sell yourself in two minutes? Go for it. M: With my qualifications and experiences, I feel I am hardworking., responsible and diligent in many projects I undertake. Your organization c...
A.
He has never been promoted and feels dull about his work.
B.
He doesn't like the glass ceiling in his office.
C.
He hopes to get an offer of a better position.
D.
He feels it is an advancement to get this new job.
【简答题】三菱FX2N系列PLC中，除了输入输出继电器采用八进制外，其余的编程软元件均采用 进制编号。
【单选题】“一线希望”的译文是______?
A.
a glimpse of hope
B.
a bit of hope
C.
a piece of hope
D.
a lick of hope
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