pvas

pvas

 英

  • 网络视觉模拟量表;隐约;聚乙酸乙烯酯胶粘剂

例句

More preferably, an ionic polymer other than PVAs is further adhered to the resultant reverse osmosis membrane.

进一步优选上述渗透进一步附着PVA以外离子高分子