optical initiator

• 光引发剂

optical initiator的用法和样例：

例句

1. When the temperature is high, can speed up in the printing ink the light initiator to have the dark response, the printing ink colloidization is quicker.
   当温度高的时候，就会加快油墨中的光引发剂发生暗反应，油墨胶化更快。