The MS behavior of 22 saponins existed in P. notoginseng burk were studied by direct infusion into electrospray ion trap mass spectrometry(ESI-MS).
应用电喷雾-离子阱质谱技术研究了22种三七皂苷类成分的电喷雾离子化规律和二级质谱碎裂规律。
Carver was barely 18 when he married 16-year-old Maryann Burk, but he had already dedicated himself to life as a writer.
卡佛刚满18岁便与16岁的玛丽安·伯克结婚。而那时他已决意把一生献给写作。
The three tallest skyscrapers are Dubai's Burk Khalifa, the Taipei 101 tower and the Shanghai World Financial Center.
前三名的摩天大楼分别是迪拜塔、台北101大楼和上海世界金融中心。
This paper made a dynamic study of the seasonal variation of nutrient elements in the fine roots and soil from Alnus cremastogyme Burk plantations, and of the relationship between them.
对桤木人工林细根、土壤养分含量的季节变化及其两者之间的关系进行了研究。
This paper made a dynamic study of the seasonal variation of nutrient elements in the fine roots and soil from Alnus cremastogyme Burk plantations, and of the relationship between them.
对桤木人工林细根、土壤养分含量的季节变化及其两者之间的关系进行了研究。
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