propylene diamine的用法和樣例：
例句
- Research progresses in the reduction of dinitrotoluene for the preparation of toluene diamine were reviewed.
綜述了二硝基甲苯還原製備甲苯二胺的研究進展。 - A new type of azacrown ether crosslinked chitosan was synthesized by reaction of chitosan with dihydroxy mesocyclic diamine activated by epoxidation.
以殼聚糖為原料，與經環氧活化的雙羥基中環二胺反應，製備了一種新型的氮雜冠醚交聯殼聚糖。
