1. : Ǿ
2. : Ǿý(https://safety.kookmin.ac.kr/)(÷ )
3. : ̰ кλ, п,
4. ð : б⺰ 6ð ̻
[Ǽ]2022-1 غ (NCS ǰ) ȳ
̼ û
