方法采用梯度洗脱高效液相色谱法分析丹参乙醇提取物。
METHODS Gradient elution HPLC was used to analyze the alcohol extracts of Radix Salviae Miltiorrhizae.
采用梯度洗脱技术对煤液化油进行了分离，并对芳烃部分进行了气相色谱质谱（GCMS）和核磁共振氢谱（1HNMR）分析。
The coal liquefaction oil was separated using gradient elution method and the aromatics were analyzed by gas chromatography and mass spectrometry (GCMS) and 1Hnuclear magnetic resonance (1HNMR).
方法采用RP -HPLC法，梯度洗脱，研究决明子饮片的指纹图谱，并作相似度比较分析。
MethodsChromatographic fingerprint of Semen Cassiae was investigated by RP-HPLC and the gradient elution mode was applied to chromatographic separation.
基于线性溶剂强度模型，应用特征线分析的方法求解梯度洗脱模式下的理想液相色谱模型。
The ideal model of liquid chromatography in gradient elution was solved by using the characteristic approach on the assumption of a linear solvent strength model.
方法采用镇静、催眠实验比较生、炒酸枣仁的药理活性，采用RP HPLC梯度洗脱法对生、炒酸枣仁进行化学成分的全成分分析。
Methods Their activity tests were comparatively carried out by the sedative and hypnotic experiments and the total components were analyzed by RP-HPLC.
方法采用镇静、催眠实验比较生、炒酸枣仁的药理活性，采用RP HPLC梯度洗脱法对生、炒酸枣仁进行化学成分的全成分分析。
Methods Their activity tests were comparatively carried out by the sedative and hypnotic experiments and the total components were analyzed by RP-HPLC.
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