略語大辞典 [Traf] 28 BERP* British Experiment Rotor Program (for helicopter rotor), (UK) イギリス実験ヘリコプタロータプログラム.British Experiment Rotor Program (for helicopter rotor), (UK); [Traf:Mech]. 丸善「略語大辞典」JLogosID : 11867296