2 2拉压杆的应力
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Editorial review · 85% confidenceMore uploads from 中国大学MOOC-慕课, a channel vetted in rounds 1-3 (pick mode); title passed a strict per-title check; oEmbed verified.
A 11-minute video from 中国大学MOOC-慕课: “2 2拉压杆的应力”.
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