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播放：10 时间：2024-06-19简介： -
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![人教A高中数学必修五1.1.0探究与发现 解三角形的进一步讨论[徐红梅]【市一等奖】优质课](http://imgshow.1ydt.com/img?url=%2F%2Fi2.hdslb.com%2Fbfs%2Farchive%2Fed3fac9029316ba6585b69fe1f6ff55b022f34a7.jpg%40672w_378h_1c_%21web-search-common-cover)
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