The article separates 8 compounds to use the stratography, and adopt physics and chemistry and spectrum methods to identify 7 compounds.
本研究使用色谱法从黄鹌菜中分离得到了8个化合物,并通过物理、化学以及波谱法鉴定了7个化合物。
The binding of acetochor, pretilachor, butachlor and metolachlor to urease in aqueous solution was studied using UV difference spectrum and fluorescence spectrum methods.
应用紫外差光谱和荧光光谱法研究了水溶液中酰胺类除草剂乙草胺、丙草胺、丁草胺、异丙甲草胺与脲酶分子间的相互作用。
Methods Astragaloside and icariin contents in extracting solution were detected with HPLC and UV-spectrum methods. Metastasis rates and yield were calculated and two techniques were compared.
方法采用高效液相法与紫外吸收光谱法测定提取液中黄芪总苷、 淫羊藿苷含量,通过计算转移率和得膏率,比较两种澄清工艺。
Among the methods for estimating the minimum phase wavelet from its amplitude spectrum, methods of Hilbert-transform, of homomorphy, of zero-phase wavelet and of relaxation-iteration are analysed.
根据子波振幅谱估算最小相位子波已有多种方法,本文对用希尔伯特变换法、同态法、零相位子波法、松弛迭代法等估算的最小相位子波,进行了详细的分析。
Among the methods for estimating the minimum phase wavelet from its amplitude spectrum, methods of Hilbert-transform, of homomorphy, of zero-phase wavelet and of relaxation-iteration are analysed.
根据子波振幅谱估算最小相位子波已有多种方法,本文对用希尔伯特变换法、同态法、零相位子波法、松弛迭代法等估算的最小相位子波,进行了详细的分析。
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