dichlorobenzene造句
2024年04月22日 08:06:02
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 spectroscopy.
用紅外光譜法測(cè)定了防蛀劑中對(duì)二氯苯和萘的含量.