【结构动力学第5课】2.2单自由度无阻尼自由振动：动力响应、自振频率和自振周期
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What you'll learn
A 35-minute video from 李小平老师: “【结构动力学第5课】2.2单自由度无阻尼自由振动：动力响应、自振频率和自振周期”.
Video by 李小平老师, played through YouTube's embedded player.