TY - Journal of Yangtze River Scientific Research Institute A1 - LI Jian-zhou, ZHANG Jin-sheng, CAO Hao, LIU Yuan, LI Li-ping, HU Lei T1 - Application of Precise Trigonometric Leveling to the Left and Right Bank Elevation Survey of Datengxia Hydro-junction Project Y1 - 2022-01-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 160 EP - 164 VL - 39 IS - 1 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20200945 ER -