14 1 3 活动矫治器唇弓弹簧的弯制 四眼圈簧 王艳民

New channel 中国大学MOOC-慕课: title sample judged 'whole' (This is China's national university MOOC platform channel, consisting almost entirely of structured lecture series and c); 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.

A 11-minute video from 中国大学MOOC-慕课: “14 1 3 活动矫治器唇弓弹簧的弯制 四眼圈簧 王艳民”.

Video by 中国大学MOOC-慕课, played through YouTube's embedded player.