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【简答题】
要求在轴上铣一个键槽，如图所示。加工顺序为车削外圆；铣键槽尺寸为A2；磨外圆，要求磨外圆后保证键槽尺寸为，求 要求在轴上铣一个键槽，如图所示。加工顺序为车削外圆A1=φ70.05-00.11mm；铣键槽尺寸为A 2 ；磨外圆A3=φ70-00.06mm，要求磨外圆后保证键槽尺寸为N=62-00.03mm，求键槽尺寸A 2 。
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举一反三
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an official of a research foundation who identifies research projects for potential funding
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a state official whose position requires her to alert farmers about possible innovations in fanning
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We cannot treat 'time illnesses'.
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Our view of time has disadvantages.
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Good question
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相关题目：
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【单选题】Women are in a less advantageous position in politics in the democratic era in the following cases EXCEPT
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women are in a dilemma when coping with a narrow elite.
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【单选题】The level of information in the passage above is suited to the needs of all of the following people except ______.
A.
an official of a research foundation who identifies research projects for potential funding
B.
a state official whose position requires her to alert farmers about possible innovations in fanning
C.
a researcher whose job is to identify potentially profitable areas for research and product development
D.
a botanist conducting experiments to determine the relationship between degree of mycorrhizal infection and expected uptake of phosphate
查看完整题目与答案
【单选题】The authors description of the condition resulting in stress mentions which of the following?
A.
We cannot treat 'time illnesses'.
B.
Our view of time has disadvantages.
C.
Our biological clocks do not keep pace with clock time.
D.
We do not have a flexible timetable.
查看完整题目与答案
【单选题】Pick out the appropriate expressions from the eight choices below ami complete the following dialogues by blackening the corresponding letter on the Answer sheet. A. it's full
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Good question
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I bet that was fun
D.
Good idea
E.
I used to
F.
fewer cars
G.
Look
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Hey A: Why is there never a bus when you want one? B:【56】. There aren't enough buses on this route. A: Sometimes I feel like writing a letter to the paper. B:【57】. You should say that we need more subway lines, too. A. Yeah. There should be more public transportation in general. B: And 【58】! There's too much traffic. A: 【59】, is that our bus coming? B: Yes, it is. But look,【60】 A: Oh, no! Let's go and get a cup of coffee. We can talk about this letter I'm going to write. (62)
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【简答题】（37）在目前使用的RIP协议中，通常使用以下哪个参数表示距离？ A)带宽 B)延迟 C)跳数 D)负载
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