| 1. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of lead content - flame atomic absorption spectrometry 镍精矿钴硫精矿化学分析方法铅量的测定火焰原子吸收光谱法 |
| 2. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of cadmium content - flame atomic absorption spectrometry 镍精矿钴硫精矿化学分析方法镉量的测定火焰原子吸收光谱法 |
| 3. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of chromium content - flame atomic absorption spectrometry 镍精矿钴硫精矿化学分析方法铬量的测定火焰原子吸收光谱法 |
| 4. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of mercury content - hydride generation - atomic fluorescence spectrometry 镍精矿钴硫精矿化学分析方法汞量的测定氢化物发生-原子荧光光谱法 |
| 5. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of arsenic content - hydride generation - atomic fluorescence spectrometry 镍精矿钴硫精矿化学分析方法砷量的测定氢化物发生-原子荧光光谱法 |
| 6. | When we conduct experiments using nickel or cobalt sulfides , we see that carbon addition occurs primarily by carbonylation ? the insertion of a carbon and oxygen molecule , or carbonyl group 要是我们以镍或钴的硫化物做实验,增碳过程主要循羰基化途径进行,也就是塞入一个羰基(由一个碳原子、一个氧原子组成) 。 |