1、pu美[pu]abbr.(=plutonium)钚。
2、PVC or PVC/ ABS alloy with neodymium-barium/ zinc complex stabilizer had a novel stability when contacted with PU foam. 对用钕钡/锌复合稳定剂所制备的PVC塑料及PVC/ABS合金来说,当与聚氨基甲酸酯泡沫塑料接触时,其稳定性更是出奇的好。