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A new presulfidation process of hydrotreating catalyst in the hydrogenation is introduced.介紹了一種加氫催化劑器內預硫化新工藝.Determination method of Pd content in hydrotreating catalyst by ICP - AES was established.建立了采用電感耦合等離子體發(fā)射光譜(ICP...

加氫處理，氫化處理...

hydrotreating的音標：hydrotreating的英式發(fā)音音標為：[ha?dr??t'ri:t??]hydrotreating的美式發(fā)音音標為：[ha?dro?t'rit??]...