Possibility and problems about application of hyperbranched polymer and dendrimer for demulsifying crude oil emulsions were reviewed. 评述了超支化聚合物和树枝状聚合物作为新型破乳剂的可能性和存在问题。
As it has good cost-performance, the perfluorinated polymer graded index plastic fiber is finding applications in FTTH. 氟化聚合物的梯度折射率分布的塑料光纤因为具有良好的性价比，所以在光纤到户中正在逐渐得到应用。
