The catalyst pretreatment method ensures that the outlet pressure of the catalyst feed pump is remarkably lower, and catalyst feed is stable without blocking.
采用本发明的催化剂的预处理方法使得催化剂进料泵出口压力明显偏低，催化剂进料稳定，无堵塞。
The main process parameters include hydrogen content in the gas sources, hydrogen plasma catalyst pretreatment, substrate bias, deposition temperature and plasma flow guiding.
主要之制程参数包括气源中之氢气含量、电浆前处理、材偏压、积温度以及电浆导流板之施加。
The hydrogenation technologies, as well as catalysts used in hydrotreating, were analyzed and compared, and feedstock pretreatment, reaction process and catalyst design were discussed.
重点分析了裂解碳九加氢工艺和催化剂技术，强调了原料预处理、反应工艺和催化剂设计等要点。
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