The relationship between growth of graded layer and carburizing time calculated by the equation is close to experimental results.
用此方程计算出的梯度层厚度随渗碳时间变化的关系与实际测量值比较接近。
These reports will not be individually graded or returned, however, they will be used to help determine final grades for students close to the letter cutoffs.
这些报告将不会个别的评分或退还，但将会帮助决定最后的成绩。
These reports will not be individually graded or returned, however, they will be used to help determine final grades for students close to the letter cutoffs.
这些报告将不会个别的评分或退还，但将会帮助决定最后的成绩。
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