multi-element transition metal oxides 多元过渡金属氧化物
The captured sulfur result may increase through decreasing high valence aluminum element and transition metals element content and increasing the low valence vivacious metal element content.
得出了降低煤灰中高价的铝元素及高价过渡金属元素含量和提高低价活泼金属元素的含量都可以提高煤炭燃烧固硫效果。
Another transition metal Zirconium (Zr), which belongs to the same periodic element group as ti, is also an attractive material.
在周期表中与钛属于同一周期的另一过渡元素锆，亦是一引人注目的材料。
The catalyst comprises the following components: vanadium element, transition metal M and carrier.
该催化剂包括以下组分：钒元素、过渡金属元素M和载体。
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