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减少机械设备金属零部件摩擦磨损、降低能源消耗和减少环境污染.是现代机械设计制造和使用所面临的主要课题,特别是在使用过程中,需
Reduce the friction and wear of metal parts of machinery and equipment, reduce energy consumption and reduce environmental pollution is the main issue facing modern machinery design and manufacture and use, especially in the process of using