粉末冶金主轴承盖(MBC)于1993年第一次用于GM的3100与3800V6发动机.该零件一年消耗粉末5 000多t,是北美粉末冶金零件中应用量最大......

The life cycle index of remanufactured engines was assessed by using the method of life cycle assessment (LCA). A remanu......

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