为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

目的对5个产地黑果枸杞指标成分进行定性定量分析。方法采用UPLC-MS/MS法,色谱柱为Agilent Eclipse Plus-C18(150 mm×2.1 mm,......

Maqui berries are wildly grown or cultivated in the Patagonian region in Chile. The berries contain large amounts of ant......

研究背景年龄相关性黄斑变性（age-related macular degeneration,ARMD）是一种老年常见病,流行病学调查发现其发病率越来越高,因ARMD......