Determination of trace cuprum by catalytic kinetic photometry 催化动力学光度法测定痕量铜
2.
Ditto - but cuprum plated , clear black -同上-但镀纯铜,透明黑
3.
Properties of pzt piezoelectric ceramics modified by barium tong sten - cuprum 3的压电陶瓷的性能研究
4.
Ditto - but with pure cuprum plated , clear black -同上-但镀铑
5.
Cu50 resistance made in from cuprum Cu50铜电阻
6.
1 . main products : high resistance forum chromium aluminum , nickel chromium , nickel chromium alloy with iron resistance electro thermal , high - temperature heat - resisting stainless steel series , precision alloy , cuprum nickel alloy and manufactured goods 1 .主要产品:高电阻铁铬铝镍铬镍铬铁电热合金材料高温耐热不锈钢系列合金材料精密合金铜镍合金材料等。
7.
Tongling which is major production ' s base of cuprum resource in the country , is an object of research in this paper , and used for analysis of demonstration , at same time , sums up good performances and lessons of adjustment of industrial structure in domestic and foreign ' s resources - based city 铜陵市是我国铜资源主要生产基地。本文以该市为主要研究对象,进行实证研究,同时也总结了国外资源型城市产业结构调整中的经验教训。