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Matt: Hello, Matt speaking.Karl: Hi, Matt. Karl here.Matt: Oh, hello, Karl. ____1_____ (A. How are things? / B. How are you?)Karl: Fine, thanks. Listen, just a ____2____ (A. quick word / B. quick question).Matt: Yeah, go ahead.Karl: Do you think you could ____3____ (A. give me / B. let me have) the other number for Workplace Solutions? I can’t get through to them. Their phone’s always ____4____ (A. busy / B. engaged).Matt: I’ve got it ____5____ (A. here / B. right in front of me). It’s 020 9756 4237.Karl: Sorry, I didn’t ____6____ (A. hear / B. catch) the last part. Did you say 4227?Matt: No, it’s 4237.Karl: OK. Thanks. Bye.Matt:____7____ (A. No problem. / B. Don’t mention it.) Bye.

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2、加工中心与一般数控机床的区别是()

A. 是否有刀库和自动换刀装置
B. 是否有自动排屑装置
C. 是否有自动冷却装置
D. 是否有三轴联动功能

在铣削加工余量不大且加工精度要求不高的平面时,可按( )进行加工

A. 一次铣去全部余量
B. 先粗后精
C. 阶梯铣削
D. 机械结构

数控机床的旋转轴之一B轴是绕( )直线轴旋转的轴

A. X
B. Y
C. Z
D. XZ

对一些有试刀要求的刀具应采用( )方式进行

A. 快进
B. 慢进
C. 渐进
D. 工进

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