Diana chen 's late grandfather , lu dong , was china 's metallurgy minister in the 1960s and 1970s .
陈宁宁（dianachen）已故外祖父吕东，上世纪60年代至70年代曾担任中国冶金工业部部长。
A postgraduate metallurgy student who spoke good english explained that he could not compare his research with a fellow student in say , london or los angeles , because the system would not let him .
一个能英语说得很好的冶金学研究生解释说，他的研究可比不上在伦敦或洛杉矶的同学，因为制度不容许。
But if amazon thinks I 'm interested in cookbooks , it 's not very likely to show me books about metallurgy .
但是，如果亚马逊认为我对食谱有兴趣，就不可能把冶金的书籍呈现给我了。
Mr idrisov says rt also has promising firms in areas such as electronics , optical instruments and metallurgy , many of them doing a mix of military and civilian work .
