袩芯褋谢械写薪懈械 写芯斜邪胁谢械薪薪褘械 胁懈写械芯:
拽砖专讬-诪讬诪谉
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4 years ago
5717 4 years ago 13:05拽砖专讬 诪讬诪谉
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4 years ago
3405 4 years ago 1:19拽砖专讬 诪讬诪谉-讙讜专诪讬诐 诪砖驻讬注讬诐
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5 years ago
892 5 years ago 3:14诪讘谞讛 讜拽讬砖讜专 || 讗讬谞讟专讗拽爪讬讜转 拽砖专讬 诪讬诪谉
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7 years ago
661179 7 years ago 2:48拽砖专讬 诪讬诪谉 - 诪讛诐 拽砖专讬 诪讬诪谉 - 讻讬爪讚 谞讜爪专讬诐 拽砖专讬 诪讬诪谉
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4 years ago
3526 4 years ago 51:38诪讘谞讛 讜拽讬砖讜专 - 拽砖专讬诐 讘讬谞诪讜诇拽讜诇专讬讬诐 : 拽砖专讬 诪讬诪谉 | 讻讬诪讬讛 诇讻讬转讜转 讬讗,讬讘
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4 years ago
6360 4 years ago 1:48拽砖专讬 讜讗谉 讚专 讜讗诇住- 讙讜专诪讬诐 诪砖驻讬注讬诐
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4 years ago
87 4 years ago 4:54AN20-4 诪讘谞讛 讜拽讬砖讜专 - 驻转专讜谉 诪讜讚专讱 诇砖讗诇讛 讛讻讜诇诇转 拽砖专讬 诪讬诪谉 讜讜讗谉 讚专 讜讗诇住-住专讟讜谉 诇讚讜讙诪讛
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4 years ago
810 4 years ago 7:08讛住讘专 拽砖专讬 诪讬诪谉
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3 years ago
470 3 years ago 18:18砖讘讜注 13 讞诇拽 讙 拽砖专讬 诪讬诪谉
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4 years ago
2406 4 years ago 17:00拽砖专讬 诪讬诪谉 讜讻讜讞讜转 讜谉 讚专 讜讗诇住 转讝讻讜专转
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4 years ago
59 4 years ago 2:34AN20-3 诪讘谞讛 讜拽讬砖讜专 - 拽砖专讬诐 讘讬谉 诪讜诇'拽讜诇专讬讬诐 - 驻转专讜谉 诪讜讚专讱 注诇 拽砖专讬 诪讬诪谉 - 住专讟讜谉 诇讚讜讙诪讛
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4 years ago
456 4 years ago 2:22诪讘谞讛 讜拽讬砖讜专- 拽砖专讬诐 讘讬谉 诪讜诇拽讜诇专讬讬诐 - 拽砖专讬 诪讬诪谉 - 住专讟讜谉 诇讚讜讙诪讛 AN20 1
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7 years ago
12097 7 years ago 4:50拽砖专讬诐 讘讬谉 诪讜诇拽讜诇专讬讬诐 - 拽砖专讬 诪讬诪谉
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13 years ago
396 13 years ago 1:58拽砖专讬 诪讬诪谉 讘讚讘讬拽讬.
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4 years ago
300 4 years ago 8:45转专讙讜诇 拽砖专讬 诪讬诪谉
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7 years ago
102 7 years ago 7:38AN20-3 - 驻转专讜谉 诪讜讚专讱 注诇 拽砖专讬 诪讬诪谉
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7 years ago
249 7 years ago 6:40AN20-2 -讙讜专诪讬诐 讛诪砖驻讬注讬诐 注诇 讞讜讝拽 讛拽砖专 讛诪讬诪谞讬
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7 years ago
231647 7 years ago 10:54拽砖专讬 诪讬诪谉 讘诪讬诐 诪讜住讘专讬诐 - 讻讜讞讜转 讘讬谉 诪讜诇拽讜诇专讬讬诐
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13 years ago
1113491 13 years ago 9:00讛讚讘拽转 诪讬诪谉 讜讟注讜讬讜转 谞驻讜爪讜转
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5 months ago
547 5 months ago 1:01Hydrogen Bonds vs Covalent Bonds 馃И #maths #science #learning
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4 years ago
3262 4 years ago 49:44诪讘谞讛 讜拽讬砖讜专 - 讞讜诪专讬诐 诪讜诇拽讜诇专讬讬诐 - 拽砖专讬 诪讬诪谉 | 讻讬诪讬讛 诇讻讬转讜转 讬讗,讬讘