polybagn.塑料袋；尤指包装杂志用的塑料袋POLYabbr.聚乙烯(=polyethylene)pref.多的；聚合的polyaminoamide-epichlorohydrin聚酰胺多胺-环氧氯丙烷polysulfone/polyether sulfone聚彬聚醚砜polysaccharide of editable fungi食用菌多糖polycrystalline CBN cutting tool聚晶立方氮化硼刀具polycrystalline silicon material多晶硅材料poly-beta-propionamide fibre[化] 聚β-丙酰胺纤维; 尼龙-3纤维polyamine straw cellulose sphere多胺型稻草纤维素球poly-aluminum calcium chloride聚合氯化铝钙polyurethane aqueous dispersions聚氨酯水性分散体Polya-Eggenberger distribution波-埃分布