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作者 hank780420 在 PTT [ Electronics ] 看板的留言(推文), 共13則

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Re: PCB焊油清理問題

[ Electronics ]22 留言, 推噓總分: +9

作者: MasterChang - 發表於 2021/05/25 16:21(4年前)

18^F→hank780420: IPA就比乙醇毒一點而已在那邊講的跟劇毒一樣ZZZ05/28 12:32

19^F→hank780420: IPA跟丙酮都是半導體業廣泛使用的清洗溶劑比這兩個05/28 12:34

20^F→hank780420: 毒的東西多的是你在用的助焊劑搞不好都更毒05/28 12:34

21^F→hank780420: 還有酒精不傷身體是哪來的錯誤訊息酒精本身就是一級05/28 12:39

22^F→hank780420: 致癌物並沒有你想像的安全無害05/28 12:39

[問題] 三用電錶

[ Electronics ]14 留言, 推噓總分: +6

作者: coastline638 - 發表於 2021/03/31 21:41(4年前)

11^F→hank780420: Fluke很貴吧規格又沒特別好04/07 01:51

12^F→hank780420: 只是手持式挑看的順眼價格不太離譜就好04/07 01:52

13^F→hank780420: 手持式的東西精度就是只有那個鳥樣要吹規格我寧願扛04/07 01:54

14^F→hank780420: 一台Keithley 2000dmm 看你手持式的是有多準04/07 01:54

[問題] 鑽石結構考試畫圖

[ Electronics ]5 留言, 推噓總分: 0

作者: h471083025 - 發表於 2019/05/08 20:17(6年前)

1^F→hank780420: FCC會畫鑽石結構就再加四顆到四面體位置而已05/09 14:54

3^F→hank780420: 簡單立方會不會畫畫完每個面心位置放一顆就是FCC05/17 21:13

4^F→hank780420: 當然你要說你不知到面心位置在哪四面體位置在哪....05/17 21:14

5^F→hank780420: 最好還是回去好好翻翻你的課本05/17 21:14

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