介绍了某些天然存在的含非蛋白氨基酸的生物活性肽及非蛋白氨基酸残基在相应活性肽中的重要作用。
Some peptides containing non - protein amino acid residues are introduced and the essential roles of these residues are discussed.
鄂尔多斯盆地安塞特低渗透油田由于存在天然裂缝或人工压裂裂缝，造成了储集层平面渗透率的方向非均质性。
Ansai oil field in Ordos basin is a ultra low permeability reservoir with natural and induced fractures, which caused serious lateral heterogeneity of permeability in the reservoir.
摘要 白藜芦醇是一种非黄酮类多酚物质，也是一种天然的植物抗毒素，广泛存在于多种植物中。
Abstract : Resveratrol is a kind of non-flavonoid phenolic compounds, and is a kind of natural plant anti-toxin, which widely exists in many plants.
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