根据公差中心尺寸控制原理，研究了移动公差设定技术。
According to the principle of tolerance central dimension control, the technology of excursion tolerance setting is studied.
分析论述了采用包容要求或最大实体要求并对其中心要素的形位公差有进一步要求零件的检测方法。
The article analyzes test methods for parts to follow the envelope requirement or maximum material requirement, as well as further requirements of geometrical tolerances for its central feature.
通常髋关节股骨侧假体匹配段尺寸公差要求并不严格，加工这种髋关节股骨侧假体可不采用数控加工中心。
Because geometrical tolerances of manufacturing hip joint prostheses matching section are usually not strict, hip joint prostheses can be manufactured without CNC machine tool.
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