BCO, Mephen and Me 2phen denote biscyclohexanone oxalyldihydrazone, 5 methyl 1,10 phenanthroline and 2,9 dimethyl 1,10 phenanthroline respectively. were synthesized from biscyclohexanone oxalyldihydrazon.是什么意思_BCO, Mephen and Me 2phen denote biscyclohexanone oxalyldihydrazone, 5 methyl 1,10 phenanthroline and 2,9 dimethyl 1,10 phenanthroline respectively. were synthesized from biscyclohexanone oxalyldihydrazon.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句