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【简答题】
优先数系中任何一数值均称为 。 2.制造技术水平提高,可以减小 ,但永远不可能 。 3.规定公差的原则是 。 4.公差的作用有 、 等。 5.公差的种类有 、 和 。 6.优先数系的特点 、 。 7.公差课程是从保证产品的 和如何实现 的角度出发,围绕 与 这两个概念,研究 与 的矛盾。 8.标准分为 、 、 和 。
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【简答题】There are 365 days in a year. We sleep 8 hours a day, so we have 122 days for sleeping. Then our work time has 243 days left. But there are 52 weekends in a year. Each weekend is two days. We lose ano...
【单选题】I can never forget the days _____ we worked together and the days ______ we spent happily together.
A.
when; which
B.
which; when
C.
for which; that
D.
on which; when
【简答题】阅读理解 There are 365 days in a year. We sleep 8 hours a day, so we have 122 days for sleeping. Then our work time has 243 days left. But there are 52 weekends in a year. Each weekend is two days. We los...
【简答题】阅读理解。 'There are 365 days in a year. We sleep 8 hours a day,so we have 122 days for sleeping. Then our work time has 243 days left. But there are 52 weekends in a year. Each weekend is two days. We lo...
【单选题】I can never forget the days________we worked together and the days________we spent together. [ ]
A.
on which；when
B.
which；when
C.
what；that
D.
when；which
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