The mean size of precipitates becomes bigger with the raise of tempering temperature.
回火温度越高，析出物粒子的平均尺寸越大。
The tempering behavior model of relationship between tempering hardness and temperature was set up.
建立了回火硬度与回火温度关系的回火效应模型。
Temperature uniformity is extremely important during the tempering procedure.
回火温度的一致性机器重要。
And the higher temperature tempering is not the main reason for the decarburization.
另外研究发现高温回火并不是引起零件表面脱碳的主要原因。
And the higher temperature tempering is not the main reason for the decarburization.
另外研究发现高温回火并不是引起零件表面脱碳的主要原因。
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