A Study on the Delay Effect of Smoke Diffusion by the Installation Intervals and the Blockage Ratio of the Fire Smoke Diffusion Delay Device in a Great Depth Underground Double-Deck Tunnel (대심도 복층터널 화재연기 확산지연장치 설치간격 및 차폐율에 따른 화재연기 지연효과 연구)
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- Journal of the Korean Society of Mineral and Energy Resources Engineers
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- v.55 no.6
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- pp.596-603
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- 2018