略語大辞典 [Opt] 25 RFN resonator frequency nonreciprocity (回転リングレーザーの)共振器周波数不可逆性.resonator frequency nonreciprocity; of a ring laser cavity rotating at an angular velocity; [Opt:L:E:Phys]. 丸善「略語大辞典」JLogosID : 11857695