10声热光现象综合拓展.mp4	2023-12-31 05:45:59	1.69GB
	1声现象.mp4	2023-12-31 05:45:59	1.67GB
	2热度与热传递.mp4	2023-12-31 05:45:59	1.66GB
	3物态变化.mp4	2023-12-31 05:45:59	1.70GB
	4测量与简单运动.mp4	2023-12-31 05:45:59	1.71GB
	5内能与热机.mp4	2023-12-31 05:45:59	1.68GB
	6光现象基础.mp4	2023-12-31 05:45:59	1.72GB
	7光的反射与折射.mp4	2023-12-31 05:45:59	1.59GB
	9凸透镜成像拓展.mp4	2023-12-31 05:45:59	1.71GB