This is the 7399th most frequent Korean word.
철강
Steel.
In this sentence, '철강' is used to refer to steel as an industrial sector or industry.
철강 산업은 경제에 중요한 역할을 합니다.
The steel industry plays an important role in the economy.
Here, '철강' highlights the material itself, focusing on its characteristics important for construction applications.
철강의 품질이 건축물의 안정성에 영향을 줍니다.
The quality of steel affects the stability of structures.
In this context, '철강' refers to the manufactured product derived from steel used in various applications.