本发明提供一种耐磨损性和通用性优异的润滑脂组合物，以及使用该润滑脂组合物的机械部件。
Disclosed is a grease composition excellent in fretting resistance and versatility. Also disclosed is a machine part using such a grease composition.
本发明的目的是提供表面滑动性和耐磨损性两方面都优异的聚碳酸酯。
Disclosed is a polycarbonate which is excellent in both surface lubricity and wear resistance.
本发明提供一种造纸机械用带，其耐裂性、耐磨损性、耐发裂等物 性优异。
The present invention provides a belt for a papermaking machine having excellent property such as crack resistance, abrasion resistance and hair crack resistance.
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