唯美的焊缝，为什么会开裂？
我们经常惊艳于焊缝的唯美，但是又不得不接受一个现实，这样的焊缝合格吗？今天用92张PPT和各位详细的讲讲“焊缝”。（最后一张PPT里附带资料下载方式）http://5b0988e595225.cdn.sohucs.com/images/20190413/19081ab6c6a646f4a0eb6e3dc82105da.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/cd4ed6e7996747cd80ff0c7fe672b1f7.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/80dd1fd2fc4e47e486fe32c13aee95de.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/1a44418d490f42b294bf906ce5a7331e.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/e818a1cf19044073a087adbf7e80d5af.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/220e2fa8ad854a989602d69523e38e03.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/52e26c361a9e4faebfb2a8686b9e2716.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/6348f71ab6654898ba93f949d4323208.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/257fffdfd1f94f0fadde6d8b90734175.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/e43e32a1f53c4e1ab1d547061baf9599.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/15ca656a04654074a641bdc8e99e02b2.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/f7e7c890189849f58cf6f0fc87088a64.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/60dc04b435c1419384487920f3048689.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/0923795ec5b04e8583d7200ec4476c06.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/ef0c27d339fa4075a71360408513d273.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/03ce7b4acde84b5c9095eca49af0fe29.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/a5a0c3b76cb34008b6d0c7a8c0c87b20.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/7577ba50eb734f17a6bfb8a98d74593a.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/784bc8b9859348ada76d830fc0471f13.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/d33964fe77334f53921c6fb4b0bbbf59.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/af8fa16858a34451b0b90f4f6305c0d4.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/b112ee765b104b45aba18f4e6996fcc7.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/f2284df21b4940839e2a7603cb4d8321.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/4a41ed79a33a43369829f7993163cde4.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/42730d17681f4a2a879740646a0fc7e2.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/c9cff823ae3045db9b0509e46f6b02a0.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/7c8052751a014c6eab68df770017f1df.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/1a4f454a437d4e69a82d1972bdad31b8.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/f6726ff1dd914609bc6472345c52f78e.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/961ed47c37ae4b6cb5e45a4804cc2905.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/42d1add1e4474b14892cb2e26cc13f59.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/86978b970e634610b4d23e0d14f4e63d.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/b5255e0257714d858da1184366c9bc99.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/23fa716a51684e16a118b24b3d0c1382.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/0f6c75cb9ef645ec99c2b92d147ca305.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/3a4ea95e1d374fe0b19e36b5c8771db0.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/3b870e7e1c704dd9aa368a6d4dc38bd3.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/8a42a308fa9a4fe08cdda1d53172c3df.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/21dc0b63d0fb4253a95110db4810849e.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/c255a3f1c78c4b71a160a2b07c1fa25b.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/33a4d9a19045412784991db72736a447.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/ad88a7d352624d7a9c7dc36667ad867f.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/e8731a83acd54818989af8733d38c951.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/56a50fc5309c49f9aa54c8986d90116d.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/cfbd60f855414d3f8a5279abc253b5a1.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/af5b55c7b587403d8b78fb9f304344bd.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/afb91ab96a1847af89cd159e8c76d1b2.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/e6c94af2bf3e4af8ab485a39d4080730.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/f8757293cfe34c9c9f18b18e0667539d.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/9a57168785ea4eaf92bc208a018cea13.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/24a24ac645ac4ea383e4e8105d583ae4.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/9e56db2195d549f48c1e37f7d591bbb1.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/d38c38642d24491a8b48da54ac738fde.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/265b053604d04ec0b626a73b45a96cbd.jpeghttp://5b0988e595225.cdn.sohucs.com/images/20190413/9c50da110e334676a40e87df3f7f93a8.jpeghttp://5b0988e595225.cdn.sohuc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学到了，感谢分享 学习了 好长 谢谢楼主的分享！PPT做的非常好！简单明了！
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