常见例句Keywords haloethyl benzene;synthesis and analysis; 鹵代乙基苯;郃成及分析;Keywords methoxyphenyl） piperazine hydrohaloride;bis（2 haloethyl）amine hydrohaloride;synthesis;preparation; 1（2甲氧基苯基）哌嗪氫鹵酸鹽;雙（2鹵乙基）胺氫鹵酸鹽;郃成;制備; 返回 haloethyl