!-----------------------------------------------------------------------
&nambfr   !   bottom friction
!-----------------------------------------------------------------------
   nbotfr =       1        !  type of bottom friction 
   !                       !   = 0 : no slip        ,  = 2 : nonlinear friction
                           !   = 1 : linear friction,  = 3 : free slip
   bfri1  =   4.e-4        !  bottom drag coefficient (linear case)
   bfri2  =   1.e-3        !  bottom drag coefficient (non linear case)
   bfeb2  =  2.5e-3        !  bottom tke background (m^2/s^2)
/