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width="30" height="36"> </td> <td width="673" align="center" style="color:#000000; font-size:16px; font-weight:bold"> <h1>?sh)阻焊机都有哪?/h1> </td> <td width="51"> </td> </tr> <tr> <td> </td> <td> </td> <td> </td> </tr> </table></td> </tr> <tr> <td align="center" style="color:#999999"><strong>发布旉Q?/strong>2014-12-03 <strong>来源Q?/strong>沈阳威克创新焊接讑֤有限公司 </td> </tr> <tr> <td height="20"> </td> </tr> <tr> <td> <p><a href="http://www.clhczs.com">?sh)阻焊?/a>都有哪些</p> <p>单面单点和单面双炚w是指?a href="http://www.clhczs.com" target="_blank" data-id="link-to-so" data-c="点击实体?http://wenda.so.com/q/13764535300603131.0.0_1.0.1点焊?>点焊?/a>Q而不是弧焊机?单面与双面的区别主要不在于焊机,而在于焊头。单面焊机的焊接头是Q一个头是^面的Q基座)(j)Q与焊g有较大的接触面积Q所以电(sh)ȝ热熔效应很小Q那一面的焊点基本不会(x)熔化Q而另一个头则是点状的,与焊件有较小的接触面U,所以电(sh)ȝ热熔效应很大Q那一面的焊点?x)被熔化Q于是Ş成单面单点焊接。双面焊机的焊接头两面都是一L(fng)Q热熔效应是对称的,比如(zhn)挂늄机(两面都是点状 Q和滚焊机(两面都是轮状 Q?/p> <p>                            ——<a href="http://www.clhczs.com">沈阳威克创新焊接讑֤有限公司</a></p> </td> </tr> <tr> <td height="20"> </td> </tr> </table></td> </tr> 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