single sweep短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 单扫描 This paper has studied and compared three methods of determination of cardiovascular drug, Nitrendipine: Cyanide selective electrode method, single sweep polarography and UV- spectrophotometric method. 本文研究并比较了三种测定抗心血管病药尼群地平的方法:氰离子选择电极法、示波极谱法和紫外分光光度法。 cnki