catalytic hydrofinishinghydrobon催化: catalyze; catalysis加氢: hydrogenation; hydrogenizati ...精制: make with extra care; refine ...加氢精制: hydrofining; hydrofinishing; hydrogen refining; hydrogenation refining; hydrorefining; hydrotreating process; unifining加氢精制法: hydrofining process下载手机词典可随时随地查词查翻译
