[{"title":"( 18 个子文件 880KB ) PCB阻抗匹配计算工具与教程","children":[{"title":"PCB阻抗匹配计算工具与教程-PCB下载站","children":[{"title":"CITS25.exe <span style='color:#111;'> 2.75MB </span>","children":null,"spread":false},{"title":"DeIsL1.isu <span style='color:#111;'> 2.17KB </span>","children":null,"spread":false},{"title":"资料来源.txt <span style='color:#111;'> 968B </span>","children":null,"spread":false},{"title":"Example.Zo <span style='color:#111;'> 932B </span>","children":null,"spread":false},{"title":"CITSZCALC.HLP <span style='color:#111;'> 107.31KB </span>","children":null,"spread":false},{"title":"PCB原则.txt <span style='color:#111;'> 9.00KB </span>","children":null,"spread":false},{"title":"疑问探讨.url <span style='color:#111;'> 170B </span>","children":null,"spread":false},{"title":"_ISREG32.DLL <span style='color:#111;'> 46.00KB </span>","children":null,"spread":false},{"title":"Network.txt <span style='color:#111;'> 5.66KB </span>","children":null,"spread":false},{"title":"拼版知识","children":[{"title":"PCB拼板尺寸设计介绍.pps <span style='color:#111;'> 122.00KB </span>","children":null,"spread":false},{"title":"PCB連板計算方法.ppt <span style='color:#111;'> 187.50KB </span>","children":null,"spread":false},{"title":"PCB 連板計算.xls <span style='color:#111;'> 24.50KB </span>","children":null,"spread":false},{"title":"聯板設計要領.xls <span style='color:#111;'> 183.50KB </span>","children":null,"spread":false},{"title":"PCB連板的排法.ppt <span style='color:#111;'> 136.00KB </span>","children":null,"spread":false}],"spread":true},{"title":"_DEISREG.ISR <span style='color:#111;'> 147B </span>","children":null,"spread":false},{"title":"CITSZCalc.cnt <span style='color:#111;'> 2.71KB </span>","children":null,"spread":false},{"title":"cits25-cr.exe <span style='color:#111;'> 17.34KB </span>","children":null,"spread":false},{"title":"help.htm.url <span style='color:#111;'> 112B </span>","children":null,"spread":false}],"spread":false}],"spread":true}]