All
11,478 | 14:44duration 14 minutes 44 seconds
角(度) (中文字幕可供選擇)
ronson@hkecl.net
53,845 | 14:45duration 14 minutes 45 seconds
香港通用的貨幣(一)
51,260 | 14:48duration 14 minutes 48 seconds
香港通用的貨幣(二)
11,432 | 14:42duration 14 minutes 42 seconds
續三角形
jackieyclee edb-jackieyclee
781 | 14:43duration 14 minutes 43 seconds
More about Areas and Volumes (1) (English…
More about Areas and Volumes (1) (English subtitles available)
1,568 | 14:45duration 14 minutes 45 seconds
續面積和體積(一) (中文字幕可供選擇)
16,941 | 15:03duration 15 minutes 3 seconds
角(二)
941 | 20:26duration 20 minutes 26 seconds
More about 3-D figures and Trigonometry (English…
More about 3-D figures and Trigonometry (English subtitles available)
412 | 14:46duration 14 minutes 46 seconds
Basic properties of circles (2) (English…
Basic properties of circles (2) (English subtitles available)
2,101 | 20:35duration 20 minutes 35 seconds
續立體圖形與三角
312 | 13:48duration 13 minutes 48 seconds
拋體運動 (配以中、英文字幕)
96 | 13:48duration 13 minutes 48 seconds
Projectile Motion (Chinese and English subtitles…
Projectile Motion (Chinese and English subtitles available)
951 | 10:26duration 10 minutes 26 seconds
三垂線定理及其應用 (中文字幕可供選擇)
edb-chengkaying edb-chengkaying
731 | 12:03duration 12 minutes 3 seconds
Theorem of Three Perpendiculars and application…
Theorem of Three Perpendiculars and application (English subtitles available)
開始和結束時間:
開始時間: