With the increasing of road test mileage, because of the fretting wear picking up, the combined firm degree of pins and outer link plate bore, bushings and inner link plate bore is declined gradually.
随着道路试验里程的增加，由于微动磨损的不断加剧，其销轴与外链板孔、套筒与内链板孔的联结牢固度在逐渐降低。
As a link point, Purchasing connects the enterprise with outer organizations in the supply chain management.
在供应链管理中，采购环节是连接企业与供应链上游外部企业的衔接点。
As train wheels, bike rims, bearing ring, piping flange tray and piping link piece etc, ring with outer stepped is applied widely.
台阶截面环件轧制作为火车轮、自行车圈、轴承环、管道法兰盘、管道联接件等部件的主要生产方式，应用极广。
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