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【单选题】
在标注样式中,以极限偏差方式标注公差时,上偏差输入0.021,下偏差中输入-0.008,则标注尺寸公差的结果是?
A.
上偏差0.021,下偏差0.008
B.
上偏差0.021,下偏差-0.008
C.
上偏差-0.021,下偏差0.008
D.
上偏差-0.021,下偏差-0.008
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【简答题】C A long-awaited final report from the Food and Drug Administration (FDA) concludes that foods from healthy cloned animals and their offspring(后代) are as safe as those from ordinary animals, effective...
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