印制电路板：修订间差异

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 == 注文 ==
 [https://www.firstpcb.com/mi_oeoioyoh "FirstPCB"]{{Dead link}}
-[https://www.seeedstudio.com/ "Seeed Studio"] {{Wayback|url=https://www.seeedstudio.com/ |date=20210225084725 }}
+[https://www.seeedstudio.com/ "Seeed Studio"]
-[https://www.elecrow.com/services.html "Elecrow"] {{Wayback|url=https://www.elecrow.com/services.html |date=20201112042018 }}
+[https://www.elecrow.com/services.html "Elecrow"]
-[https://www.makerfabs.cc/service.html "Makerfabs"] {{Wayback|url=https://www.makerfabs.cc/service.html |date=20210116210212 }}
+[https://www.makerfabs.cc/service.html "Makerfabs"]
-[https://www.pcbonline.com/ "PCBONLINE"] {{Wayback|url=https://www.pcbonline.com/ |date=20201227021137 }}
+[https://www.pcbonline.com/ "PCBONLINE"]
 == 产业现状 ==
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 == 外部連結 ==
 * [http://www.kingfordpcb.com 印制电路板生产厂家]
-* [http://www.cgan.net/book/books/print/g-history/big5_12/22_1.htm 電子印刷]{{Wayback|url=http://www.cgan.net/book/books/print/g-history/big5_12/22_1.htm |date=20060513122044 }}
+* [http://www.cgan.net/book/books/print/g-history/big5_12/22_1.htm 電子印刷]