下面冲裁工序叙述是正确的（）。A.单边间隙公式 C＝mδ B.单边间隙影响卸料力 C.冲高碳钢的间隙总体小于冲铜、铝合金的间隙 D.间隙大小影响上下裂纹重合 E.在选择范围内，冲件质量无严格要求时，间隙尽量大 - 查题网

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高等继续教育 / 机械制造基础

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题型描述: 多选题
下面冲裁工序叙述是正确的（）。A.单边间隙公式 C＝mδ B.单边间隙影响卸料力 C.冲高碳钢的间隙总体小于冲铜、铝合金的间隙 D.间隙大小影响上下裂纹重合 E.在选择范围内，冲件质量无严格要求时，间隙尽量大
A.在选择范围内，冲件质量无严格要求时，间隙尽量大
B.间隙大小影响上下裂纹重合
C.冲高碳钢的间隙总体小于冲铜、铝合金的间隙
D.单边间隙公式 C＝mδ
E.单边间隙影响卸料力

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1、 Miss Zhao is one of the most popular teachers in the school．Yesterday she came into the 1 with a big smile on her face．She said to her 2 that she was 3 to see they did well in the sports meeting．But 4 was not pleased to see the classroom last Saturday not as 5 as usual．She hoped they would clean the classroom every day．Wei Hua was on 6 yesterday．She said everyone was at 7 except Lin Tao．Then she told Miss Zhao about their 8 to the Great Wall last Sunday．Luckily the weather was 9 ．They played games and had a picnic there. After Wei Hua 10 her talk，Miss Zhao began her lesson．1．A．shop B．classroom C．park D．office 2．A．students B．teachers C．workers D．doctors 3．A．angry B．sorry C．glad D．sad 4．A．she B．I C．we D．he 5．A．dark B．old C．large D．clean 6．A．time B．duty C．foot D．top 7．A．home B．noon C．night D．school 8．A．visit B．music C．clock D．football 9．A．bad B．fine C．rainy D．windy 10. A．started B．had C．finished D．gave 英语(一)

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