情感
发表于 2025-3-23 12:30:38
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Traumatic-Grief
发表于 2025-3-23 14:32:42
Christopher Hallaman element it is while the number of protons identifies the type of atom it is. Helium-4, which is the most common isotope of helium has two protons and two neutrons in its nucleus. A common hydrogen atom has no neutrons although hydrogen does have isotopes where neutrons are part of the nucleus.
专横
发表于 2025-3-23 18:13:51
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Irritate
发表于 2025-3-24 01:01:39
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JECT
发表于 2025-3-24 02:24:37
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乐意
发表于 2025-3-24 07:56:46
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极端的正确性
发表于 2025-3-24 14:08:22
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根除
发表于 2025-3-24 15:48:08
,Heroin and the West End Life, c.1935–c.1938,le of Garrett FitzGerald, later the Irish Premier. The chapter compares and contrasts the two 1930s opiate subcultures and their relationships with the control networks; it considers the complexity of historical drug subcultures and their relationships with the sexual and criminal metropolis.
conjunctiva
发表于 2025-3-24 20:29:26
,The Regulation of Opiates Under the Classic British System, c.1920–c.1945,ed their major source of supply, though there were channels of illicit supply that brought opiates to consumers in London, especially from Paris. Other forces also contributed to the suppression of drug use: various members of the public such as cab drivers, messenger boys, hotel managers and so on—the ‘lay culture of surveillance’.
squander
发表于 2025-3-24 23:12:59
,The Royal College of Physicians Committee on Drug Addiction, c.1938–c.1947,discourse. The Home Office was ambivalent about the proposals but finally came down against them. The anti-segregation wing of the Committee was led by Russell Brain, who went on to chair two influential committees on addiction in the twilight years of the classic British System.