Then it discusses the relations of catalytic activity with composition of the catalyst, laser power and melting time.
同时还考查了催化剂组成、激光功率及熔炼时间与丙烯歧化反应活性之间的关系。
The reasons to cause low activity of dehydrogenation catalyst NDC - 4 were investigated by analyzing physical property and composition of the catalyst.
通过对低活性NDC - 4型脱氢催化剂物性与组分的分析，研究了影响催化剂性能的因素及催化剂低活性的成因。
Factors affecting coking at the bottom of the fractionator are composition of slurry, temperature, catalyst content and residence time.
影响分馏塔底结焦的因素有分馏塔底油浆的组成、温度、催化剂含量及停留时间。
应用推荐