This is the 15086th most frequent Korean word.
발전의
"발전의" means "of development" or "related to progress."
Here, "발전의" relates to the process of technological development.
우리의 기술은 지속적인 발전의 결과입니다.
Our technology is a result of continuous development.
In this sentence, "발전의" refers to societal progress.
사회는 발전의 과정을 통해 더 나은 방향으로 변화합니다.
Society changes for the better through the process of development.
In this context, "발전의" is describing the speed or pace of advancement.