... multi heat-treatment 多重热处理 mould parts heat-treatment 模具热处理 Heat-Treatment of S 钢的热处理 ...
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The regularity of technical requirements for heat treatment of power shovels are investigated on the basis of licenced technique from P & H, U. S. A.
根据引进美国P&H公司挖掘机制造技术，探讨了大型挖掘机零件热处理技术要求的规律性。
The heat treatment with higher temperature caused the orientation of martensite grains rotated to some extent, which caused most areas in the heated samples do not follow K-S and N-W OR accuratly.
更高温度的保温处理使得回火马氏体的晶粒发生偏转，导致许多区域整体的取向关系难以满足K-S关系和N-W关系。
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