短語詞組短語step -up pulse tra former 升壓脈沖變壓器Multi -step pulse-based control 多步脈沖控制two -step pulse compression process 兩步脈壓處理one -step pulse compression process 一步脈壓處理fast double -step pulse forming circuit 快速兩階脈沖形成電路 返回 step pulse