那時候沒有電烙鐵，用火烙鐵，也沒有焊條，用牙膏皮化錫拉，焊的時候得用鬆香，要不然不吃錫

來源: 走資派還在走於 2023-09-16 07:02:03 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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