Time-averaged mean velocities and and their corresponding balancing terms in Eqs. (27) and (28) at latitude of 30° (upper panel) and Eq. (30) at the equator (lower panel) in the vertical direction for set C46. In the upper panel, the orange and blue lines show and , respectively. The red and black lines show the RHS of Eqs. (28) and (27), respectively. In the lower panel, the solid and dotted lines show the LHS and RHS of Eq. (30), respectively.