平板形工件淬火后的形状畸变量应不大于单面留量的2/3,渗碳淬火件应不大于单面留量1/2,轴类淬火件应不大于直径留量的1/2。()
参考答案:对
The water in the Yellow river in winter is much __ than in summer.[ ]
A. little
B. fewer
C. less
D. more
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