Chrome，
QQ浏览器
.
![[初中物理]这就来拯救你的《电功率》，从易到难拿下电功率所有考点！（基础篇）](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F357176936752b689e42d81e2d452bd5ebca96865.jpg%40672w_378h_1c_%21web-search-common-cover)
![《电阻的测量》-优质公开课 人教版初中物理九年级下册 教师获奖公开课比赛实录（有PPT课件教案）[孙海军]](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Fe2666ec26732a48a89d23753f46aaa9756edcc23.jpg%40672w_378h_1c_%21web-search-common-cover)
![[初中物理]《电功率计算》全题型系统讲解，由易到难拿下《电功率》所有考点！（达标篇·上）](http://imgshow.1ydt.com/img?url=%2F%2Fi1.hdslb.com%2Fbfs%2Farchive%2F23ed849d2728e6c0f1ea8e827dccb80fcff41a31.jpg%40672w_378h_1c_%21web-search-common-cover)
.