biphenyl

1.Organohalogen compounds, or OHCs, include dioxins, polychlorinated biphenyls and some pesticides.

有机卤物，或称OHC，包含戴奥辛、多氯联苯及数种杀虫剂。

2.In this thesis, a type of biphenyl rod-like liquid crystals and two types of triphenylene discotic liquid crystals were synthesized.

本报道了一类新的联苯类棒状合物和两类苯并菲盘状合物的合成。