点焊焊接 meaning in Chinese

shot welding

Railway rolling stock - spot welded joints of mild steel - design methods
铁路车辆.低碳钢点焊焊接接头.设计方法
Ultrasonic wire bonding was applied to connect the contacts and sub - miniature - a ( sma ) connectors . also a suitable shield box has been designed for the test of hts filters
对于超导滤波器的焊接，采用超声点焊焊接sma的接头和高温超导滤波器的接触电极，实现了较小的接触电阻和较好的机械强度。