Grain size is the key factor in attaining and maintaining form tolerance and finish requirements, as well as effecting aggressiveness of the wheel.
晶体粒度是获得和保持形线公差和光洁度的关键因素，它也影响到磨轮的磨削能力。
In the third chapter, mathematical model of size tolerance, form tolerance, orientation tolerance and location tolerance of cylindrical feature was established.
第三章：建立圆柱要素尺寸公差、形状公差、定向公差和定位公差的数学模型。
The models express views in their "purest" form, they are then adapted to reflect individual fund restrictions and risk tolerance.
这种模型以一种最纯粹的形式表达了他们的看法。它们随后会根据具体的基金限制和风险容限而加以修改和完善。
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