李世春
访问数:14919466
工作情况:中国石油大学(华东),教授
研究领域:工程材料
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Megaminx = Ih Point Group: (27): BG[2]
BG indicates a C2 operation, with the connecting line of the center of Megaminx to BG as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, BG can rotate the triangle on the face W to the face S, while the other cubies are unchanged. At the sa ...
2024-4-15 10:05
Megaminx = Ih Point Group: (26): AE[2]
AE indicates a C2 operation, with the connecting line of the center of Megaminx to AE as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, AE can rotate the triangle on the face W to the face N, while the other cubies are unchanged. At the sa ...
2024-4-8 12:11
樱花烂漫 三月天
2024-3-29 12:07
春假(spring break)
爷爷跟着孙女走,孙女 P reschool 放假( spring break ),出来和爷爷观鸟,一棵树上有两只鸟:歌麻雀和蜂鸟 蜂鸟飞了一下,又回到树上
2024-3-17 12:14
Megaminx = Ih Point Group: (25): ED[2]
ED indicates a C2 operation, with the connecting line of the center of Megaminx to ED as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, ED can rotate the triangle on the face W to the face M, while the other cubies are unchanged. At the sa ...
2024-3-15 12:10
Megaminx = Ih Point Group: (24): CD[2]
CD indicates a C2 operation, with the connecting line of the center of Megaminx to CD as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, CD can rotate the triangle on the face W to the face H, while the other cubies are unchanged. At the sa ...
2024-3-11 12:57
Megaminx = Ih Point Group: (23): BC[2]
BC indicates a C2 operation, with the connecting line of the center of Megaminx to BC as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, BC can rotate the triangle on the face W to the face G, while the other cubies are unchanged. At the sa ...
2024-3-9 14:06
Megaminx = Ih Point Group: (22): AB[2]
AB indicates a C2 operation, with the connecting line of the center of Megaminx to AB as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, AB can rotate the triangle on the face W to the face F, while the other cubies are unchanged. At the sa ...
2024-3-7 13:15
我找到了 她的 男的
前面的头发发红,这鸭子 属于 common merganser ,我叫她红头鸭,是女的 ; 后面的是绿头鸭,是男的,属于 mallard. 修辞总是可以用的,讲故事就要用修辞。 红头鸭在睡觉,前面的鸭子是对应绿头鸭的女的,属于 mallard 前面是红头鸭,是女的;后面的是对应的男的,她和 ...
2024-3-4 12:24
Megaminx = Ih Point Group: (21): WE[2]
WE indicates a C2 operation, with the connecting line of the center of Megaminx to WE as the axis, rotating 180° counterclockwise. This is the definition in the textbook. In this video, WE can rotate the triangle on the face W to the face E, while the other cubies are unchanged. At the sa ...
2024-3-3 11:26