maximum (spectral) luminous efficacy

asymmetrical desmosome Botrychium virginianum Britstown congeeing cooperating index ethylene hydration family Cephalotaceae GM_hardly-ever-rarely-scarcely-seldom half-showers indirect cailbration key exchange key limit-in-mean locknuts long-off machine part modified Post's correspondence problem muirkirk pump characteristic retinaculum flexorum time-sharing monitor system