turns step down ratio

匝比,turn... ... ) turn-ratio 匝(数)比(率) ) turns step down ratio 降压匝比 ) voltage-turns ratio 伏匝比 ...

匝数比的英语翻译，匝数比用英文怎... ... ratio-turn 匝数比 turns step down ratio 匝数降压比 ratio of winding 匝数比；绕圈比 ...