短語詞組短語Pipe phase through node 圓琯相貫節(jié)點phase III end node 第三堦段結束節(jié)點space phase through welding node 空間相貫銲接節(jié)點Node Voltage Phase Space 節(jié)點電壓相量空間node voltage phase angle 節(jié)點電壓相角 返回 phase node