In the United States, manufacturers of catalytic converters would suffer the most, followed by the metal alloying and ceramic-making sectors.
在美国，受创最为严重的是触媒转换器制造商。其次是合金与陶瓷生产行业。
2
Inherent laws between the average binding energy of valence orbits of molecular systems and the catalytic activity of metal oxides are found by analysis.
通过分析，我们发现了分子体系的价层轨道平均结合能与金属氧化物催化活性间的内在规律。
3
N-heterocyclic carbene metal complexes have catalytic activities for many organic reactions, and they are a type of catalyst with potential value.