needle roller
针状滚子：一种细长的圆柱形滚子
常用释义
英式发音
美式发音
基本释义
- 针状滚子：一种细长的圆柱形滚子，通常用于轴承等机械部件，以减小摩擦和提高效率。
例句
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1·Needle roller bearing is a bearing.滚针轴承是轴承的一种。
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2·Thrust needle roller bearing is a bearing.推力滚针轴承是轴承的一种。
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3·The needle roller faces are flat or rounded.针滚的表面是平直的或圆形的。
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4·The needle roller diameter decreases towards the ends.针滚直径越向末端越小。
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5·The first needle roller bearing catalog is published as a "Practical Guide."第一针滚子轴承目录出版的“实用指南” 。
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6·Shell Type Needle Roller Bearings are light weight bearings with large load ratings.壳型滚针轴承的额定载荷大，重量轻轴承。
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7·The needle roller bearing is a cylindrical roller bearing with thin, long rolling elements.滚针轴承是拥有薄的，长的滚动体的圆柱滚子轴承。
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8·If this is not the case, the alignment needle roller bearing must be subjected to an additional radial load.如果不是这样，必须使对中滚针轴承承受额外的径向载荷。
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9·Crown Drop of a Needle roller decides the pressure distribution between roller and raceway, capability and life.轴承滚针的凸度设计，决定了滚动体与滚道间的接触压力分布，影响其性能和寿命。
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10·From analysis of combined needle roller bearing, the estimating formula of basic dynamic load rating for above bearing is derived.从滚针组合轴承结构分析着手，推导出滚针组合轴承的基本额定动负荷估算公式。
同义词