risky-drinking 发表于 2025-3-21 19:17:36

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kyphoplasty 发表于 2025-3-21 21:56:23

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横条 发表于 2025-3-22 00:38:28

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孤僻 发表于 2025-3-22 08:22:09

Springer Science+Business Media Dordrecht 1995

逢迎春日 发表于 2025-3-22 09:02:38

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compose 发表于 2025-3-22 16:52:27

The structure and nomenclature of steroids,e 1.1). Adjoining pairs of rings each share two carbon atoms at ring junctions. Almost all natural steroids possess either one or, more usually, two methyl (CH.) groups at ‘angular’ or ‘bridgehead’ positions where two rings meet (Figure 1.1).

Allege 发表于 2025-3-22 18:30:38

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crockery 发表于 2025-3-22 22:59:28

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explicit 发表于 2025-3-23 01:55:18

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Commodious 发表于 2025-3-23 06:42:18

The measurement of estrogens, natural plant estrogens related to coumarin. Consideration will also be given to estrogen metabolites which, though biologically inactive through conjugation to glucuronic or sulphuric acid, may still have intrinsic interest in diagnostic or metabolic studies.
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查看完整版本: Titlebook: Steroid Analysis; H. L. J. Makin,D. B. Gower,D. N. Kirk Book 19951st edition Springer Science+Business Media Dordrecht 1995 Extraction, se