water Technical Note Applying a New Force–Velocity Synchronizing Algorithm to Derive Drag Coefficients of Rigid Vegetation in Oscillatory Flows Peng Yao 1,2,3, Hui Chen 4, Bensheng Huang 4, Chao Tan 4, Zhan Hu 1,3,*, Lei Ren 3,5,* and Qingshu Yang 3,5 1 School of Marine Science,...