METHODS Gradient elution method was used to determine the content of andrographolide and dehydroandrographolide in Qinghuo Zhimai tablets.是什么意思_METHODS Gradient elution method was used to determine the content of andrographolide and dehydroandrographolide in Qinghuo Zhimai tablets.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句