電纜的銅材最高純度能做到多少？ - 無圖版
sunnybao --- 2012-06-22 10:51:33
1
電纜的銅材最高純度能做到多少？
Angus --- 2012-06-26 11:47:16
2
99.9999%
wenliuhao --- 2012-07-11 08:56:31
3
99.9999%
jolinchen --- 2012-07-21 16:28:48
4
99.9999%,不過一般做到99.9995%就已經(jīng)比較高了。
w287030375 --- 2012-07-23 09:59:13
5
huye666 --- 2013-12-10 08:17:17
6
99.9999%
SONGYANG --- 2014-04-28 15:55:11
7
99.9999%
nannan --- 2014-05-16 20:52:02
8
學(xué)習(xí)中
csw000csw --- 2014-05-19 11:03:39
9
xf254299579 --- 2023-05-19 15:03:43
10
4個(gè)9吧好像是
-- 結(jié)束 --