chemical engineering: the branch of engineering that uses chemical reactions and transport/separation processes to design and optimize industrial processes and equipment.
大学で化学工学を専攻して、プラント設計の仕事に就きたい。
I want to major in chemical engineering at university and get a job designing plants.
化学工学の知識は触媒や反応器のスケールアップに不可欠だ。
Knowledge of chemical engineering is essential for scaling up catalysts and reactors.
化学工学の講義では物質収支やエネルギー収支を学ぶ。
In chemical engineering lectures you learn material balances and energy balances.