第二，成套轴承在装配前经过严格的精密选配。不能互换使用锭脚型腔内的其它零件。
Second, the complete bearing undergoes the strict precise match before the assembly. Cannot exchange in the use spindle foot die space other components.
接着对深沟球轴承生产进行了调研，研究了6308轴承在生产、测量、选配及质检这几个方面，提出了产品升级的概念，选出加工质量较优的零件再进行选配。
The paper investigated NO. 6308 bearing in the areas of manufacturing, measuring, selective assembly and quality control. It put forward the concept of upgrade.
零件材料，法兰和对焊尺寸可根据实际工况或用户要求合理选配，满足各种工程需要。
The parts material, flange and butt welding dimension may selected according to current operating condition or users' requirement to meeting the requirements of various engineering.
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