美 [ˈkemɪkl ɡruːp]
化学基团：指分子中具有特定结构和性质的原子团，通常作为一个整体参与化学反应。
化学基团 » Chemical groups 目前，国内关于粉煤灰活性激发方法有机械活化或机械活化与化学活化相结合。
陨石的群（group）或化学群（chemical group）是陨石分类中的基本单元，每个群代表了来 自同一母体或者同一源区的陨石样品。
...知道你记得我就好了，你忙你的 » Met we see no so-called I know you remembered my good, you you 化工集团 » Chemical group 安昌镇有关方面开始对下河镇板房区断水断电，迫使下河镇板房区居民迁离板房，并于9月6日强行拆除了全部板房。
The variable chemical group in an amino acid.
氨基酸中一种可变的化学基团。
A chemical group comprising nitrogen bound to two hydrogen atoms.
由氮原子与两个氢原子结合形成的化学基团。
An organic acid containing an amine (ammonia-like) chemical group. Amino acids are put together by your body in highly specific ways to manufacture proteins.
一种包含胺基(具有氨水性质的化学基)有机酸。人体以特殊的方式将氨基酸装配加工成蛋白质。
She has said the work is like a group portrait that maps a society's chemical use.
VOA : special.2009.07.17
I'm in the American Institute of Chemical Engineers group at Yale.
我参加了耶鲁的美国化学工程学会。
SpeakingMax英语口语达人 : 重建社团小组
These are an amine group, an acid group (hence the name), a hydrogen atom, and a fourth chemical group that can be any one of 20 different clusters of atoms.
In September 2011, fuel and chemical Group Ultra, holding that controls gas stations in Brazil, launched the energy drink Mood, which is commercialized in about 1000 stores near gas stations around the country.
O. of its Chemical Technology Group.