按摩法牛津词典

polyam

P 开头单词

基本解释

  • 系统发育过渡类型

同根派生

     

英汉例句

  • In this paper,the polymerization conditions of long-chain polyam moni-umphosphate have been optimized.
    对长链聚磷酸铵的聚合条件进行了优化；
  • The dye up-take was 70% for Disperse Blue and the colorfastness of the modified PP fabrics was above grade 4 when the mass fraction of the hyperbranched polyam...
    随着超支化聚酰胺含量增大,改性PP表观粘度下降,加工性能得到改善,其力学性能变化不大。