China · China Education and Research Network Center
SHA1: 754ed05e24e5d15736c6d37f151cf961bcb50060
SHA256: 11ff482e1ad748b6e0ada7a5cf031e47cc4447f06a9f621c687f0b3d78baf106
video/mp4
391.14KB
2025-12-10 05:42:19 +0000 UTC
China · China Education and Research Network Center
SHA1: 31c6d6f381614df804acde2f93b87632d739986b
SHA256: 3e2a3aad67d00c353e10c84a60560fbad6427b8303ce2227a38b54edd8976908
video/mp4
5.60MB
2025-12-09 21:21:29 +0000 UTC
China · China Education and Research Network Center
SHA1: 21a9479fc9027513ede5d4b3ded3dfd8d01d6846
SHA256: fb6500d47f40eda4cda60e239df8dbaed93be733bd231777370e09702b53777c
video/mp4
5.36MB
2025-12-09 17:21:16 +0000 UTC
China · China Education and Research Network Center
SHA1: 677bd4f31f38dbbd827c337d8be77ab3d15b6961
SHA256: 6fb147668dc53720fa7a2413ff8489141932ede6d89c144b8dad2043d6ba6ee8
video/mp4
324.33KB
2025-12-08 21:29:38 +0000 UTC