常见例句According to the liquid phase hydrogenation technology in the production of 2-ethylhexanol, we exploited a new series of Ni catalysts for liquid phase hydrogenation.针对工业上两步法加氢辛醇合成过程中的第二步液相加氢反应工艺，研制开发了新型镍系液相加氢催化剂。 返回 Ni-based