| 释义 |
spjCOCA¹³⁰⁶⁹⁸BNC²³⁶²¹³⁺¹
基本例句
Society of Professional Journalists Sigma Delta Chi 新闻工作者协会
The effects of terminator in PVC production are introduced, its present situation is also analysed. It is pointed out that polyfunctional terminator SPJ- HZ is a good terminator in PVC production.
介绍了终止剂在聚氯乙烯生产中的作用，分析了其现状，指出 SPJ- HZ多功能终止剂是一种性能优良的 PVC生产用终止剂。 chemyq |