The effect of rare earth on impact fatigue property of cast semi steel was studied.
研究了稀土元素对半钢冲击疲劳性能的影响。
The effect of rare earth on impact fatigue property of cast semi steel was studied.
研究了稀土及热处理对半钢组织中碳化物的形貌与力学性能的影响。
Good resistance to impact and fatigue resistance function.
良好抗冲击和抗疲惫机能。
Good resistance to impact and fatigue resistance function.
良好抗冲击和抗疲惫机能。
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