A processing plan of progressive die stamping for chainelement was established according to the shape, dimensions of the part and requirements for production.
根据链节零件的形状、尺寸及其生产要求，制定了级进模冲压成形工艺方案。
2
It is produced from radium in the decay chain of uranium, an element found in varying amounts in all rocks and soil.
它产生于铀衰变链中的镭，而铀是所有岩石和土壤中都能找到的一种元素，含量各不相同。
3
When an element of the requirements chain changes, all the trace relationships are marked as suspect, as shown in Figure 28.