Chrome，
QQ瀏覽器
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![【獲獎】冀教版初中數(shù)學(xué)九上《28.1 圓的概念及性質(zhì)》[馮老師]【市一等獎】優(yōu)質(zhì)課公開課教學(xué)視頻](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Fbf222731deec99b8826a873d15ee348da2066f44.jpg%40672w_378h_1c_%21web-search-common-cover)
播放：5 時間：2024-06-21簡介： -
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![【獲獎】冀教版初中數(shù)學(xué)九上《28.2 過三點的圓》[岳老師]【市一等獎】優(yōu)質(zhì)課公開課教學(xué)視頻](http://imgshow.1ydt.com/img?url=%2F%2Fi0.hdslb.com%2Fbfs%2Farchive%2Fcf68466d4685a3eb7c7e00ffa29efb091702ecec.jpg%40672w_378h_1c_%21web-search-common-cover)
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