课件[更多课程微信582229 fpser.com] 2023-12-31 05:45:59
	1.声现象.mp4	2023-12-31 05:45:59	2.27GB
	2.温度与热传递.mp4	2023-12-31 05:45:59	2.82GB
	3.物态变化.mp4	2023-12-31 05:45:59	3.34GB
	4.测量与简单运动.mp4	2023-12-31 05:45:59	1.77GB
	5.光现象.mp4	2023-12-31 05:45:59	1.82GB
	6.光的反射与折射定律.mp4	2023-12-31 05:45:59	2.23GB
	7.凸透镜成像规律.mp4	2023-12-31 05:45:59	2.72GB
	8.凸透镜成像应用.mp4	2023-12-31 05:45:59	2.70GB
	9.质量与密度.mp4	2023-12-31 05:45:59	2.37GB
	质心—22次课学完初中8年级（上）.pdf	2023-12-31 05:45:59	52.72MB