pet chip meaning in English
宝特瓶用酯粒
聚酯切片
Examples
- Determination of end carboxyl content in pet chip using photometric method was discussed , the optimiza tion of measuring condition and parameters such as sample weight , concentration of titrant , blank of solvent were stud ied
论述采用光度法测定聚酯切片的端羧基，对称样量、滴定剂的浓度、溶剂的空白等测试条件和参数进行优化选择。