常见例句Keywords haloethyl benzene;synthesis and analysis; 卤代乙基苯;合成及分析;Keywords methoxyphenyl） piperazine hydrohaloride;bis（2 haloethyl）amine hydrohaloride;synthesis;preparation; 1（2甲氧基苯基）哌嗪氢卤酸盐;双（2卤乙基）胺氢卤酸盐;合成;制备; 返回 haloethyl