作者nfsong (图书馆我来了)
看板PCSH91_305
标题直径75mm暴力钻孔加工影片拍摄
时间Wed Jan 14 16:53:46 2009
http://tw.youtube.com/watch?v=y_cyLqbdaqA
Deep hole Drilling Machine
http://tw.youtube.com/watch?v=HcDaJNzJMxc
Drilling a square hole! (www.howround.com)
http://tw.youtube.com/watch?v=S1JH19-JwzA
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