The sealing structure has the advantages of simple structure, low friction factor and reliable sealing, which can prolong the service life of sealing rings.
本实用新型的有益效果是结构简单，摩擦系数小，密封可靠，延长了密封圈的使用寿命。
To meet the requirement for the diamond-like carbon thin films with low friction factor, the tungsten-doped diamond-like carbon(W-DLC)thin films prepared through PECVD were studied in depth.
为了满足制备较厚低摩擦系数类金刚石薄膜（DLC）耐磨镀层的实际需求，对在等离子增强化学气相沉积的类金刚石薄膜（W-DLC）中掺钨进行了系统研究。
The friction factor between two tooth surfaces of instrument gears during one meshing process is imitatively measured in this paper under the condition of ultra-low-speed.
本文在极低速情况下，模拟测定了仪表齿轮在一齿啮合过程中两齿轮齿面间摩擦系数的变化情况。
The friction factor between two tooth surfaces of instrument gears during one meshing process is imitatively measured in this paper under the condition of ultra-low-speed.
本文在极低速情况下，模拟测定了仪表齿轮在一齿啮合过程中两齿轮齿面间摩擦系数的变化情况。
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