- 您所在位置:
- 教师培训
制作传音系统及微小电流放大演示_【综合学科】贵州省第七届中小学教师实验教学技能创新大赛综合学科组说课比赛
- 时长:00:09:44
- 时长:00:08:48
- 时长:00:09:07
- 时长:00:07:22
- 时长:00:10:25
- 时长:00:09:12
- 时长:00:08:07
- 时长:00:11:31
- 时长:00:10:34
- 时长:00:08:30
- 时长:00:10:00
- 时长:09:36
- 时长:00:09:14
- 时长:00:07:56
- 时长:00:09:49
- 时长:00:07:16
- 时长:00:10:59
- 时长:00:09:35
- 时长:00:07:36
- 时长:00:09:09
发布时间: 2022-05-15 08:45:07 视频时长:00:09:09