技能训练视频平台

220604-网络礼仪-19190108

Added by 19190108 4 年 ago

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https://v.youku.com/v_show/id_XNTg3NTY3MjQzNg==.html

230305-大气受热说课-10200251

Added by 10200251 3 年 ago

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https://v.youku.com/v_show/id_XNTk2Mzc5MDI4NA==.html

20220515-直线与平面平行的判定-06190226

Added by 06190226 4 年 ago

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230412-气压带与风带-10200152

Added by 10200152 3 年 ago

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