In Ji 'nan steel housing area, polystyrene foam is often used as a fill color steel sandwich panel in the he has the advantages of light weight, cheap price, good sound insulation, heat insulation.
2
的PS可以用粉笔加息行动的改善市场价格苯原料,这是用于制造苯乙烯单体。
The PS hikes can be chalked up to an improving price market for benzene feedstock, which is used to make styrene monomer .