association of american railroad
另外,NSK的货车车轴用密封圆锥滚子轴承,已获得美国铁道协会(Association of American Railroad)的承认。 相关产品 调心滚子轴承 因为调心滚子轴承耐烧结性强,且可保持尺寸稳定性,所以,能承受高径向载荷及一定程度的轴向载荷...
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association of american railroad
美国铁路协会
以上为机器翻译结果,长、整句建议使用 人工翻译 。
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Based on weekly railroad traffic from the Association of American Railroads, total rail volume is down 2.4% compared to last year.
FORBES: Avoiding the Sidelines