Chrome，
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播放：0 时间：2025-06-13简介： -
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![【获奖】冀教版初中数学九上《25.7图形的位似》[郭老师]【市一等奖】优质课公开课教学视频](//imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fab59082ae138e7e24148d228e4b2fb0f0e96d912.jpg%40672w_378h_1c_%21web-search-common-cover)
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![【获奖】冀教版初中数学九上《25.7图形的位似》[郭老师]【市一等奖】优质课公开课教学视频](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fab59082ae138e7e24148d228e4b2fb0f0e96d912.jpg%40672w_378h_1c_%21web-search-common-cover)
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