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[유선배 - 소방기계실기 - Part15] 포소화설비-1(고정포방출구, 포약제량 등)![[유선배 - 소방기계시설 - Chapter22] 가스계 소화설비 약제량(전역방출방식)](https://i.ytimg.com/vi/kUoSVtpaBWc/hq720.jpg?sqp=-oaymwEjCOgCEMoBSFryq4qpAxUIARUAAAAAGAElAADIQj0AgKJDeAE=&rs=AOn4CLCEWj2OXdTge87C988-lTSpsrSGtA)
[유선배 - 소방기계시설 - Chapter22] 가스계 소화설비 약제량(전역방출방식)![[유선배 - 소방기계실기 - Part21] 이산화탄소소화설비-2 (국소방출방식) - 화질개선](https://i.ytimg.com/vi/yS3uBXWEkN4/hq720.jpg?sqp=-oaymwEjCOgCEMoBSFryq4qpAxUIARUAAAAAGAElAADIQj0AgKJDeAE=&rs=AOn4CLAUmh7iV0aoJFuuL0GEjXcSwuJJhQ)
[유선배 - 소방기계실기 - Part21] 이산화탄소소화설비-2 (국소방출방식) - 화질개선