各位大侠,请教下,610中PTH孔上锡高度时提到接地或大铜箔可以上锡高度50%,那么什么算大铜箔? Lizhe 发送自魅族手机 ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________