4-乙酰氧基氮杂环丁酮合成工艺研究综述 关键词： 药物中间体；氮杂环丁酮；抗生素；碳青霉烯[gap=493]Key words： medical intermediate；azetidinone；antibiotics；carbonpenem
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The synthesis method of cinnanic acid and it for raw material product chemical products such as L-Phenylalanine,Aspartame and medical intermediate etc. are introduced. The latest technical ad-vance of cinnanic acid are reviewed emphatically.
介绍了肉桂酸的合成方法进展,以及以它为原料或中间体合成的一些重要化工产品,如L-苯丙氨酸、、肉桂酸丁酯、医药中间体、L-天门冬氨酸等,后者是阿斯巴甜合成的重要组分。
参考来源 - 肉桂酸的合成方法和应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Some experiments on a series of data show that this method is feasible to intermediate contour interpolation, and important in three dimension reconstruction and display of medical image data.
对一系列数据的实验结果表明，它是一种可行的层间轮廓线插值方法，对医学影像数据的三维重建和显示具有重要意义。
Objective to explain the set-up of the intermediate performance indicators in the whole evaluation indicator system of the deepening medical and health system reform.
目的阐述深化医药卫生体制改革评估研究所得出的第二层中间绩效指标的设立并提出政策意见。
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