First, a short cut welded wire solar panels in the two electrodes as a pin (Figure 3) in order to facilitate connections and fixed on the circuit board.
生产过程首先，一条捷径焊接线太阳能电池板在两个电极作为一个销钉（图3）为了方便联系和固定在电路板。
The quality of the beads welded with inverted taper and cylindrical screw pin is poor, only partially jointed or disjointed.
采用倒圆锥形和螺柱形搅拌头焊接的接头焊合不良，质量较差。
A quadratic polynomial describing the temperature distribution in width direction of workpieces welded with column-shaped pin was obtained by regression analyzing the experimental data.
通过对采用圆柱形搅拌针时垂直于焊缝方向上焊接试板温度数据的回归分析，得到了焊接试板宽度方向温度分布的二次解析式。
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