The catalysts can divide into two kinds: the transition metal bifunctional catalysts and oxycarbide catalysts of transition metals.

催化剂可以分为两种：过渡金属双官能催化剂和过渡金属的碳氧化物催化剂。

Explain what is the definition of 'transition metal'?

请解释过渡金属的定义是甚么。

Transition metal catalyst composition is discussed with emphasis.

重点讨论了过渡金属催化剂的组成。

The transition metal catalysts for hydrosilation are reviewed in this paper.

本文评论了用于硅氢加成反应的过渡金属催化剂。

Temperature and transition metal ions have greatly influences on fluorescence spectrum.

温度和过渡金属离子对它的荧光光谱有较大的影响。