alkali soluble造句

• The synthetic process of alkali soluble pet , the influence of the adding the 3 ( superscript th ) , the 4 ( superscript th ) and the 5 ( superscript th ) components on copolyester properties and the effect of the feeding order on the experiment results were introduced
  摘要介绍了一种碱溶性聚酯的合成工艺，探讨加入的第三、四、五组分对共聚酯性能的影响，以及原料的添加顺序对实验结果的影响。