雷射制程简介_百度文库 - 百度文库——让每个人平等地提升自我

雷射制程简介_百度文库 - 百度文库——让每个人平等地提升自我

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日期:2025-05-21
雷射製程簡介 Laser Manufacturing Processing 雷射製程簡介 甚麼是HDI? HDI : High Density Interconnection The IPC defines HDI printed circuit board as organic substrates with vias of 6 mils(150 um) or less in diameter, made by any number of processes(laser, photo ......看更多