The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.
目前,正丁烷脱氢异构催化
为两类,过
金属双功能催化和过金属氮化物、碳化物和碳氧化物催化。
The catalysts on studying can divide into two kinds: the transition metal bifunctional catalysts and the nitride, carbide and oxycarbide catalysts of transition metals.
目前,正丁烷脱氢异构催化为两类,过金属双功能催化和过金属氮化物、碳化物和碳氧化物催化。
：
上例句、词性
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