P:2008-10-25 21:30:34
1
<DIV class=xxxxAd><SCRIPT type=text/javascript></SCRIPT><SCRIPT src="http://pagead2.googlesyndication--.com/pagead/show_ads.js" type=text/javascript></SCRIPT><SCRIPT> window.google_render_ad(); </SCRIPT></DIV>本人現(xiàn)在是做低壓電纜擠塑,做了5年了.現(xiàn)想學高壓交聯(lián).現(xiàn)在也在慢慢的了解高壓,正在認
識中,請問過來人,學成要多長時間?怎么 學才最快?
copper ingot roller conveyer - 銅錠輸送輥道 (0) 投訴