你能真正地超越模具的零公差，有意地在闭合出留一个小的间隙。
You can actually go beyond zero tolerances in your molds to intentionally leaving a slight gap at the shutoff.
从零件加工成本与公差关系的现有统计数据拟合得到普遍表达式用于本模型。
A general expression relating the cost of component processing to the tolerance is obtained by fitting to existing data.
大规模生产中配合零件必须能互换，单向公差是经常遇到的。
In mass production, where mating parts must be interchangeable, unilateral tolerances are customary.
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