polygrap多导生理记录装置
POLYabbr.聚乙烯(=polyethylene)pref.多的;聚合的
polyethylene glycol nonylphenyl ether聚乙二醇壬基苯基醚
Polymorphonuclear neutrophilleukocyte多形核中性白细胞
polyethylene squeeze type wash bottle聚乙烯挤压型洗瓶
polyvinyl alcohol cotton blended yarn维棉混纺纱
polylactic acid-polyethylene glycol聚乳酸-聚乙二醇
polysiloxane quaternary ammonium salt聚硅氧烷季铵盐
poly-ferric aluminum silica sulfate聚合硫酸铁铝硅
polyaniline-Si/C/N composites聚苯胺与Si/C/N复合粉体
Polysaccharides of ginkgo biloba leaf银杏叶多糖
polyamideamine epichlorohydrine resin聚酰胺-环氧氯丙烷树脂