可提供普通公差公差无后缀的角接触球轴承uo或者UA通用设计型，并且，也能提供P 5级别公差后缀p5。
Angular contact ball bearings of universal design UO or UA are supplied with normal tolerances no suffix for the tolerance and, upon request, with tolerance class P5 suffix P5.
其中尺寸链自动生成是进行计算机辅助公差设计的基础，它所描述的设计函数是进行公差分析和公差综合的依据。
Among them the automatic generation of dimension chain is the foundation of CAT and the described design function offers basis of tolerance analysis and tolerance synthesis.
会正确注写和识别表面粗糙度代号，尺寸公差与配合代号，形位公差代号。
Be able to label and read surface roughness codes, codes of size tolerance and fitting, and geometrical tolerance codes.
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