All
124 | 11:02duration 11 minutes 2 seconds
繩子的駐波 (配以中、英文字幕)
jackieyclee edb-jackieyclee
3,032 | 19:36duration 19 minutes 36 seconds
聲音和耳
ronson@hkecl.net
77 | 11:02duration 11 minutes 2 seconds
Standing Waves on a String (Chinese and English…
Standing Waves on a String (Chinese and English subtitles available)
485 | 15:17duration 15 minutes 17 seconds
Statistical diagrams and graphs (English…
Statistical diagrams and graphs (English subtitles available)
2,476 | 15:06duration 15 minutes 6 seconds
Aunt Crystal's Bookshop: Going on a Holiday…
Aunt Crystal's Bookshop: Going on a Holiday (English subtitles available)
2,936 | 15:07duration 15 minutes 7 seconds
Aunt Crystal's Bookshop: We Can All Cook…
Aunt Crystal's Bookshop: We Can All Cook (English subtitles available)
195 | 14:43duration 14 minutes 43 seconds
The Science of Sound and Light(Part 1) (English…
The Science of Sound and Light(Part 1) (English subtitles available)
2,499 | 15:54duration 15 minutes 54 seconds
Aunt Crystal's Bookshop: A New Shop (English…
Aunt Crystal's Bookshop: A New Shop (English subtitles available)
380 | 19:29duration 19 minutes 29 seconds
Sound and the Ear (English subtitles available)
8,734 | 19:46duration 19 minutes 46 seconds
資訊處理及演示 (中文字幕可供選擇)
開始和結束時間:
開始時間: