Welding principle and its operating process of flat copper wire in large transformer windings are introduced.
2
重点对闪光焊接原理，特别是矩形波电压方式的优点进行了详细阐述。
With the emphasis on flash welding principle and especially virtue of voltage, which is a mode of rectangle wave are described in detail.
3
详细论述了盘毂超声波焊接原理，通过模式识别寻找盘片中心及盘毂中心的技术。
The hub installation technology using ultrasonic welding theory and the method of seeking the centre of MO disk using pattern recognition are described in detail.
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