Organohalogen compounds, or OHCs, include dioxins, polychlorinated biphenyls and some pesticides.
有机卤化,或称OHC,包含戴奥辛、多氯联
及数种杀虫剂。
Organohalogen compounds, or OHCs, include dioxins, polychlorinated biphenyls and some pesticides.
有机卤化,或称OHC,包含戴奥辛、多氯联
及数种杀虫剂。
In this thesis, a type of biphenyl rod-like liquid crystals and two types of triphenylene discotic liquid crystals were synthesized.
本报道了一类新
联
类棒状液晶化
和两类
并菲盘状液晶化
成。
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