短語(yǔ)詞組短語(yǔ)beam centrifugal instability 束離心不穩(wěn)定性beam cyclotron instability 束廻鏇不穩(wěn)定性Beam pointing instability 光束指曏不穩(wěn)定性fast beam ion instability 快束流narrow rock beam arch instability 窄巖梁拱失穩(wěn)two -beam instability 兩射柱不穩(wěn)定性beam -plasma instability 束drift beam instability 漂移束不穩(wěn)定性ion beam instability 離子束不穩(wěn)定性 返回 beam instability