| ประโยคภาษาจีน : 中文句子 | 
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|  zhè zhǒng这种  xiàn xiàng现象  shì是  yóu yú由于  hàn liào焊料  de的  bù tóng不同  níng gù凝固  tè xìng特性  zào chéng造成  de的  zhè这  tōng通  cháng huì常会  shòu dào受到  yìn shuā印刷  diàn lù bǎn电路板  huò或  yuán jiàn元件  qiān铅  dǐ底  chèn衬  de的  yǐng xiǎng影响 | 
| The mechanism for this phenomenon is caused by differences in solder solidification, which is affected by the lead from either the PCB or component lead plating. |