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天然药物结构鉴定
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天然药物结构鉴定
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天然药物结构鉴定
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structure identification of natural drug
天然药物结构鉴定
天然药物化学成分经过提取、分离、纯化和精制成为高纯度的单体化合物后,需要进行鉴定,才可以准确地确定其化学结构。
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flood and water logging injury
flood control
flood control and droughtrelief command system
flood control and emergency projects in ancient China
flood control design
flood control history of China
flood control level
flood control measures
flood control of Changjiang River
flood control of Huaihe River
flood control of Liaohe River
flood control of Pearl river
flood control of Songhuajiang River
flood control of Taihu
flood control of tailings pond
flood control of the Yellow River in ancient China
flood control operation
flood control planning
flood control region
flood control road
Flood control system of Mississippi river
flood control thought in ancient Chinese
flood control with reservoir
flood control works
flood damage
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