目的研究微元生物活性纤维对动脉化静脉皮瓣微循环的影响。
Objective To study the effect of microelement bioactivity fiber on microcirculation of arterialized venous flap.
采用直接用水加热提取柚皮苷，再酸水解得到柚皮素。经核磁共振鉴定所得苷元为高纯度的柚皮素。
The naringin was extracted from Citrus grandis' Tomentosa' by water and hydrolyzed with acid to get naringenin. The structure of naringenin was determined by NMR and chemical reaction.
采用三维有限元方法分析了构皮滩拱坝坝肩变形。
In this paper the deformations of abutment of the Goupitan Project are analysed by three dimensional finite element method.
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