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walkerliang 发表于 2014-6-27 17:27 首先要考虑能不能量产,报废率如何,这个板问题还是很多,主要在工艺上,先把芯片的PAD加大点吧,0.25 mm太 ...
小黑屋|手机版|我爱蓝牙网 - 52Bluetooth
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