单词	原子比率
释义	原子比率ratio， atomic
随便看	radius-- ionic radius, krümmungs、krümmungsradius radius lentis radius-luminosity relation radius-mass relation radius milling cutter radius-- neutron-collision radius-- nuclear radius of radius of a circle radius of action radius of circle radius of convergence 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