undercut forming attachment 用沉割成形车刀加工的
A method and apparatus for forming attachment pads on a panel for attachment of a clinch nut thereto.
本发明公开了用于在镶板上成形固定垫片以便让铆钉螺母固定到其上的方法和装置。
Though growth and preferential attachment are necessary in forming the scale-free networks, the two factors cannot ensure that the network is scale-free.
尽管生长和偏好依附是形成无标度网络的必需要素，但是这两个因素并不能保证网络一定是无标度网络。
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