The producing technology ofp - dichlorobenzene especially the catalysts are described in this thesis.本文介紹了國(guó)內(nèi)外對(duì)二 氯苯 生產(chǎn)技術(shù)特別是催化劑方面的最新進(jìn)展.The p dichlorobenzene and naphthalene in mothproofing agent was determined by infrared ...