论文部分内容阅读
在许多产品中经常会碰到一些零件需要折弯,在制订工艺和材料消耗定额时都要先计算出它们的展开料,展开料的计算大多是通过查表或计算中性层长度来求得。
In many products often encounter some of the parts need to bend, in the development of process and material consumption quotas have to calculate their expansion of the material, the expansion of the material is calculated by looking up the table or calculate the length of the neutral layer .