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【单选题】
遥信的采集过程是对状态量进行采集,将现场状态量经光电耦合转换后存入锁存器,经采集读取后转换为二进制数据。()
A.
B.
C.
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D.
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【单选题】加工中心与普通数控机床的区别在于()
A.
有刀库和自动换刀装置
B.
转速
C.
机床的刚性好
D.
进给速度高
【单选题】听力原文:W:I have been looking through your application.You seem to have many of the qualifications needed for this position.Do you have any work experience? M:Actually,I am scheduled to finish school in ...
A.
He has just quitted his former job.
B.
He is still a school student.
C.
He is applying for a job.
D.
He is having an interview now.
【单选题】加工中心与普通数控机床的区别在于( )。
A.
有刀库与自动换刀装置
B.
转速高
C.
机床刚度好
D.
进给速度高
【单选题】563. ( )是硬件抗干扰措施。
A.
屏蔽技术
B.
接地措施
C.
滤波技术
D.
 以上都是
【单选题】听力原文:M: You seem to know your way around the campus. Have you been here long? W: I'm a senior literature major. I'll be graduating next June. M: Your major is literature? Mine is, too. But I'm just be...
A.
She's a senior.
B.
She's a junior.
C.
She's transfer student.
D.
She's graduate student.
【单选题】听力原文:W: Edward Allsop, you seem to have had two consuming passions in your life, music and politics. Am I right? M: Yes. I think it's very important that leaders should have a wide variety of interest...
A.
A violinist.
B.
A pianist.
C.
a musician.
D.
a politician.
【单选题】W: You seem to have a lot of work at your office. You've always been staying late and working overtime. M:______
A.
What you say is right. But don't you know the meaning of work?
B.
Yes. That's true. But don't you know the common saying:' Always work and no play makes Jack a dull boy'?
C.
That's true, but it's no bother to me. The work is interesting and fun. I don't mind the extra hours at all.
D.
Sorry. I cannot listen to your advice. Overwork can bring me overpay, you know.
【单选题】加工中心与普通数控机床的区别在于 ( ).
A.
有刀库与自动换刀装置
B.
转速高
C.
机床刚性好
D.
进给速度高
【单选题】You seem to have a ready—made answer _______ I ask you a question.
A.
however
B.
whatever
C.
whichever
D.
whenever
【单选题】向土壤加入一定浓度的钠盐,土壤颗粒会()
A.
更加分散
B.
团聚在一起
C.
没有任何变化
D.
带有更多的电荷
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