TY - Journal of Yangtze River Scientific Research Institute A1 - HU Han, YANG Wei, HOU Dong-mei T1 - Numerical Study of Characteristics and Discharge Capacity of Piano Key Weir Y1 - 2019-04-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 60 EP - 66 VL - 36 IS - 4 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20171116 ER -