短語詞組短語wear -resistant material casting 耐磨材料澆注a wear -resistant composite material 耐磨復合材料fe -base wear-resistant material 鐵基耐磨材料chromium series of wear -resistant material 鉻系耐磨材料corrosion -wear resistant material 耐磨蝕材料 返回 wear-resistant material