Development of head loss coefficient formula at surcharged four-way combining square manhole with variation of inlet flow (유입유량 변화를 고려한 과부하 4방향 사각형 합류맨홀에서의 손실계수 산정식 개발)
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- Journal of Korea Water Resources Association
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- v.50 no.12
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- pp.877-887
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- 2017