精密冲切是因应3c产品之高几何精度及尺寸公差要求所不可或缺的解决手段。
For serious geometry and dimension tolerance of the 3c product, fine blanking process is a quiet important manufacture of stamping.
本文分析了几何参数公差，以及线性尺寸公差与几何公差之间关系的国际标准的特点。
In this paper, the special feature of international standard of geometrical parameter tolerances and the relationship between linear size tolerances and geometrical tolerances are analyzed.
技术制图。几何形位公差的符号。比例和尺寸。
Technical drawings. Symbols for geometrical tolerancing. Proportions and dimensions.
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