selenium steel的意思|示意
加硒钢
selenium steel相关短语
1、 selenium steel gas welding electrode 硒钢气焊条
2、 Selenium Stainless Steel 硒不锈钢
selenium steel相关例句
Trace arsenic and selenium in chromium-nickel alloy steel was determined by HITACHI Z-2000 atomic absorption spectrophotometer and relative experiment conditions were discussed.
采用日立公司Z - 2000原子吸收光谱仪对铬镍钢中痕量砷和硒进行测定并讨论相关的实验条件。