Chrome，
QQ浏览器
-
-
-
-
-
-
![『获奖』青岛版小学数学六年级下册《4一（比例尺）》[刘老师]【市一等奖】优质课_优质课公开课教学视频](//imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F589c4e72451b086967eb5247cacb0e0328519836.jpg%40672w_378h_1c_%21web-search-common-cover)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
![全230集25版【六年级数学上册/下册]人教版小学数 学同步课堂+专项培优精讲课堂(配套讲义习作 PDF)人教版六年级上册数学考点全梳理，跟着 学轻松逆袭!](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F4191234b3b5cedf29586d978a502abd7d68472f7.jpg%40672w_378h_1c_%21web-search-common-cover)
播放：0 时间：2025-08-15简介： -
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
![『获奖』青岛版小学数学六年级下册《4一（比例尺）》[刘老师]【市一等奖】优质课_优质课公开课教学视频](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2F589c4e72451b086967eb5247cacb0e0328519836.jpg%40672w_378h_1c_%21web-search-common-cover)
![全230集25版【六年级数学上册/下册]人教版小学数 学同步课堂+专项培优精讲课堂(配套讲义习作 PDF)人教版六年级上册数学考点全梳理，跟着 学轻松逆袭!](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2F4191234b3b5cedf29586d978a502abd7d68472f7.jpg%40672w_378h_1c_%21web-search-common-cover)
.