花束 发表于 2025-3-26 21:16:04
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http://reply.papertrans.cn/71/7046/704512/704512_32.pngEntreaty 发表于 2025-3-27 07:47:52
B. J. Aylette ownership would enable changes in the distribution of income. Finally, the institution of collective ownership was for them a precondition for the creation of a classless society and the elimination of the state as a political power in the second stage of communism.infantile 发表于 2025-3-27 09:43:15
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B. J. Aylette ownership would enable changes in the distribution of income. Finally, the institution of collective ownership was for them a precondition for the creation of a classless society and the elimination of the state as a political power in the second stage of communism.会议 发表于 2025-3-27 18:49:26
B. J. Aylettifficult to say which was the strongest so soon after the events. Mainly it is difficult to evaluate the West’s role when access to the archives will be impossible for a long time to come, but this does not mean that there is no knowledge at all about the West’s role.绅士 发表于 2025-3-28 00:42:59
ifficult to say which was the strongest so soon after the events. Mainly it is difficult to evaluate the West’s role when access to the archives will be impossible for a long time to come, but this does not mean that there is no knowledge at all about the West’s role.有帮助 发表于 2025-3-28 02:33:38
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Germaniumoordination numbers greater than 4, known to occur with a number of tin compounds, is not important for germanium. Compounds that may ionize in solution, the alkali metal derivatives, R.GeM, are known; these too are useful intermediates in syntheses. Di(alkali metal) germanes, R.GeM., also exist. Or门闩 发表于 2025-3-28 13:18:48
Book 1979ano derivatives are lacking, strengths of bonds to other elements probably decrease in the order: M-F> M-O > M-CI > M-H ~ M-N ~ M-S ~ M-Br > M-I, while for a particular element X, the order is: Si-X > Ge-X > Sn-X > Pb-X. It is therefore understandable that reactions leading to Si-F, Si-O, or Si-CI b