12.5 GENERATOR STEP UP TRANSFORMER ....................................................................................... 31的翻译：12.5 发电机.......................................................................................加强变压器31 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

12.5发电机变压器步骤............................................. .......................................... 31

12.5 发电机.......................................................................................加强变压器31

12.5发电器爬上变压器....................................................................................... 31

12.5 发电机.......................................................................................加强变压器31