ethylene polyamine

例句：

1. 1.This product is a key component in the synthesis of ethylene polyamine.
   该产品是合成乙烯基多胺的关键成分。
2. 2.Ethylene polyamine is widely used in the production of polymers and plastics.
   乙烯基多胺在聚合物和塑料的生产中被广泛使用。
3. 3. The use of ethylene polyamine can reduce the environmental impact of chemical waste.
   使用乙烯基多胺可以减少化学废物对环境的影响。