单词	定速引擎
释义	同定速引擎--定速发动机
随便看	radius of curvature radius of curvature in meridian radius of curvature in prime vertical radius of curve radius of damage radius of deformation radius of edge radius of gyration radius of gyration of area radius of gyration {stokes' radius} radius of indentation radius of inertia radius of influence radius of influence radius of integration radius of investigation radius of lead curve radius of lens radius of maximum wind radius of navigation radius of notch radius of operation radius of protection radius of ratation radius of regionality