o係學校整o左 d elctronic devices, 但學校有部Power supply可以降低電壓, 但o係屋企就用唔到。點可以整到插落插蘇就用到?
點解我睇 d Invertor都好大舊, 好似only for車用, 有冇一d o係for d 小型eleronic device?
收錄日期: 2021-04-25 19:28:31
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090619000051KK01902