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electron microscopic identification of crude drug
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electron microscopic identification of crude drug
Encyclopedia
医学
生药电子显微鉴定
释
electron microscopic identification of crude drug
生药电子显微鉴定
使用电子显微镜对生药的显微、亚显微结构进行观察,从而对其进行鉴别的方法。
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nitrogen deposition
nitrogen deposition experiment
nitrogen dioxide
nitrogen dioxide photolysis
nitrogen dioxide pollution
nitrogen fertilizer
nitrogen fixation
nitrogen fixation by free-living bacteria
nitrogen fixation; fixation of nitrogen
nitrogen-fixing bacteria
nitrogen-fixing microorganisms
nitrogen flooding
nitrogen-free extracts
nitrogen in coal
nitrogen inversion
Nitrogen isotope Geochemistry
Nitrogen loss from body surface
nitrogen metabolism
nitrogen mineralization
nitrogen monoxide
nitrogen monoxide synthase
nitrogen monoxide synthase (NOS)
nitrogen narcosis
nitrogen nutrition in plant
nitrogenous hormone
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