Crankshafts of as cast pearlite ductile iron have been produced stably by double random inoculation.
通过二次随流孕育，稳定生产铸态珠光体球铁曲轴的生产工艺。
The results show that the fatigue damage variable of pearlite ductile cast iron as a function of fatigue cycle varies according to the index law.
结果表明：球墨铸铁的疲劳损伤变量随疲劳周数呈指数规律变化；
The results show that the fatigue damage variable of pearlite ductile cast iron as a function of fatigue cycle varies according to the index law.
结果表明：球墨铸铁的疲劳损伤变量随疲劳周数呈指数规律变化；
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