垄断
发表于 2025-3-25 05:29:18
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conifer
发表于 2025-3-25 09:19:31
First-Order Systemsidine derivative from living tissue was by Johns (1885) who obtained crystalline samples of trigonelline (.-methylpyridinium-3-carboxylic acid; 1) from the plant . Biochemically however, the most important discovery concerning the natural occurrence and importance of pyridine derivatives can be trac
不安
发表于 2025-3-25 14:42:37
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用不完
发表于 2025-3-25 18:55:56
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罐里有戒指
发表于 2025-3-25 22:52:02
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Hyaluronic-Acid
发表于 2025-3-26 03:29:15
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比赛用背带
发表于 2025-3-26 05:25:51
Front Matterlt by engineers trained in quite different disciplines. Conventional methods of modeling rigid-body mechanisms In contrast to the comparatively simple and easy-to-learn basic laws of rigid body systems, the practical application of these laws to the planar or spatial motions of industrial mechanism
舔食
发表于 2025-3-26 10:34:25
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obeisance
发表于 2025-3-26 14:35:54
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Ointment
发表于 2025-3-26 17:06:12
First-Order Systemsfrom the hydrogen transferring coenzyme by having 3 atoms of phosphorus per molecule, whereas the latter coenzyme contained 2 per molecule. These two redox coenzymes are what we now know as NAD (nicotinamide adenine dinucleotide) and NADP (nicotinamide adenine dinucleotide phosphate).