A viscous damper， as used on a marine diesel， is a sealed precision built device which dampens the torsional vibrations in the （）.

When the system vibrates in a fluid medium, the damping is ( )a)Viscous b) Columb c)Solid d)Fluid A: None B: None C: None D: None

N-S equation cannot be applied to ( ) A: Flow of incompressible viscous fluid B: Unsteady flow of incompressible ideal fluid C: Steady flow of incompressible ideal fluid D: Motion of non-Newtonian fluid

If you put a drop of red ink into a glass of clear water, after a while the whole glass turns red, a phenomenon known in physics as A: viscous phenomenon B: heat conduction C: diffusion

The<br/>activity of the autonomic nervous system can mainly affect ( ) A: Viscous<br/>resistance B: Inertial<br/>resistance C: Airway<br/>resistance D: Pulmonary<br/>elastic resistance E: Thoracic<br/>elastic resistance

数值海洋的理论模型可以根据海浪尺度分为（ ）。 A: 针对数十公里级海浪的Potential Flow (PF)势流理论 B: 针对海域级海浪的Wave Action Equation (WAE)波能理论 C: 针对船体附近海浪的Viscous Flow (VF)粘流理论 D: 其余选项都不对